2024

Carruthers, L. et al. (2024) Sea-level rise and extreme Indian Ocean Dipole explain mangrove dieback in the Maldives. Scientific Reports, 14(1), 27012. (doi: 10.1038/s41598-024-73776-z) (PMID:39532894) (PMCID:PMC11557579) (Early Online Publication)

MAlderson, D. M., Evans, M. G., Garnett, M. H. and Worrall, F. (2024) Aged carbon mineralisation from headwater peatland floodplains in the Peak District, UK. Geomorphology, 461, 109271. (doi: 10.1016/j.geomorph.2024.109271)

Stefánsson, A. et al. (2024) Isotopic and kinetic constraints on methane origins in Icelandic hydrothermal fluids. Geochimica et Cosmochimica Acta, 373, pp. 84-97. (doi: 10.1016/j.gca.2024.03.015)

Dasari, S., Garnett, M. and Hilton, R. G. (2024) Leakage of old carbon dioxide from a major river system in the Canadian Arctic. PNAS Nexus, (doi: 10.1093/pnasnexus/pgae134) (Early Online Publication)

Garnett, M.H. and Dean, J.F. (2024) A time-integrated sampler for radiocarbon analysis of aquatic methane. Radiocarbon, (doi: 10.1017/RDC.2024.31) (Early Online Publication)

Houston, A., Garnett, M. H. and Austin, W. E.N. (2024) Blue carbon additionality: new insights from the radiocarbon content of saltmarsh soils and their respired CO2. Limnology and Oceanography, 69(3), pp. 548-561. (doi: 10.1002/lno.12508)

Ascough, P. , Bompard, N., Garnett, M.H. , Gulliver, P. , Murray, C. , Newton, J.-A. and Taylor, C. (2024) 14C Measurement of samples for environmental science applications at the National Environmental Isotope Facility (NEIF) Radiocarbon Laboratory, SUERC, UK. Radiocarbon, (doi: 10.1017/RDC.2024.9) (Early Online Publication)

Roylands, T., Hilton, R. G., McClymont, E. L., Garnett, M. H. , Soulet, G., Klotz, S., Degler, M., Napoleoni, F. and Le Bouteiller, C. (2024) Probing the exchange of CO2 and O2 in the shallow critical zone during weathering of marl and black shale. Earth Surface Dynamics, 12(1), pp. 271-299. (doi: 10.5194/esurf-12-271-2024)

Brown, A. M., Bass, A. M. , Garnett, M. H. , Skiba, U., Macdonald, J. M. and Pickard, A. E. (2024) Sources and controls of greenhouse gases and heavy metals in mine water: A continuing climate legacy. Science of the Total Environment, 906, 167371. (doi: 10.1016/j.scitotenv.2023.167371) (PMID:37758145)

Dean, J. F., Billett, M. F., Turner, T. E., Garnett, M. H. , Andersen, R., McKenzie, R. M., Dinsmore, K. J., Baird, A. J., Chapman, P. J. and Holden, J. (2024) Peatland pools are tightly coupled to the contemporary carbon cycle. Global Change Biology, 30(1), e16999. (doi: 10.1111/gcb.16999) (PMID:37921241)

2023

Garnett, M. H. , Pereira, R., Taylor, C., Murray, C. and Ascough, P. L. (2023) A new ramped oxidation-14C analysis facility at the NEIF Radiocarbon Laboratory, East Kilbride, UK. Radiocarbon, 65(5), pp. 1213-1229. (doi: 10.1017/RDC.2023.96)

Williams, S.L. et al. (2023) Relative sea-level changes in southeastern Australia during the 19th and 20th centuries. Journal of Quaternary Science, 38(7), pp. 1184-1201. (doi: 10.1002/jqs.3528)

Garnett, M. H. , Bryant, C. L., Freeman, S. P.H.T. , Gulliver, P. and Ascough, P. L. (2023) A database of NERC radiocarbon measurements determined by accelerator mass spectrometry. Radiocarbon, (doi: 10.1017/RDC.2023.18) (Early Online Publication)

2022

Roylands, T., Hilton, R. G., Garnett, M. H. , Soulet, G., Newton, J.-A., Peterkin, J. L. and Hancock, P. (2022) Capturing the short-term variability of carbon dioxide emissions from sedimentary rock weathering in a remote mountainous catchment, New Zealand. Chemical Geology, 608, 121024. (doi: 10.1016/j.chemgeo.2022.121024)

Evans, M. G. et al. (2022) Carbon loss pathways in degraded peatlands: new insights from radiocarbon measurements of peatland waters. Journal of Geophysical Research: Biogeosciences, 127(7), e2021JG006344. (doi: 10.1029/2021JG006344)

Tipping, E. et al. (2022) Relationships between riverine and terrestrial dissolved organic carbon: concentration, radiocarbon signature, specific UV absorbance. Science of the Total Environment, 817, 153000. (doi: 10.1016/j.scitotenv.2022.153000) (PMID:35031358)

2021

Hajdas, I., Ascough, P. , Garnett, M. H. , Fallon, S. J., Pearson, C. L., Quarta, G., Spalding, K. L., Yamaguchi, H. and Yoneda, M. (2021) Radiocarbon dating. Nature Reviews Methods Primers, 1, 62. (doi: 10.1038/s43586-021-00058-7)

Soulet, G., Hilton, R. G., Garnett, M. H. , Roylands, T., Klotz, S., Croissant, T., Dellinger, M. and Le Bouteiller, C. (2021) Temperature control on CO2 emissions from the weathering of sedimentary rocks. Nature Geoscience, 14, pp. 665-671. (doi: 10.1038/s41561-021-00805-1)

Garnett, M. H. , Newton, J.-A. and Parker, T. C. (2021) A highly portable and inexpensive field sampling kit for radiocarbon analysis of carbon dioxide. Radiocarbon, 63(4), pp. 1355-1368. (doi: 10.1017/RDC.2021.49)

Briones, M. J.I., Garnett, M. H. and Ineson, P. (2021) No evidence for increased loss of old carbon in a temperate organic soil after 13 years of simulated climatic warming despite increased CO2 emissions. Global Change Biology, 27(9), pp. 1836-1847. (doi: 10.1111/gcb.15540) (PMID:33528070)

Gonzalez Moguel, R., Bass, A. M. , Garnett, M. H. , Pilote, M., Keenan, B., Matveev, A. and Douglas, P. M. J. (2021) Radiocarbon data reveal contrasting sources for carbon fractions in thermokarst lakes and rivers of Eastern Canada (Nunavik, Quebec). Journal of Geophysical Research: Biogeosciences, 126(4), e2020JG005938. (doi: 10.1029/2020JG005938)

2020

Newsham, K. K., Cox, F. G., Sands, C. J., Garnett, M. , Magan, N., Horrocks, C., Dugait, J. and Robinson, C. H. (2020) A previously undescribed Helotialean fungus that is superabundant in soil under maritime Antarctic higher plants. Frontiers in Microbiology, 11, 615608. (doi: 10.3389/fmicb.2020.615608) (PMID:33391247) (PMCID:PMC7775421)

Estop-Aragonés, C. et al. (2020) Assessing the potential for mobilization of old soil carbon after permafrost thaw: a synthesis of 14C measurements from the northern permafrost region. Global Biogeochemical Cycles, 34(9), (doi: 10.1029/2020GB006672)

Street, L. E., Garnett, M. H. , Subke, J.-A., Baxter, R., Dean, J. F. and Wookey, P. A. (2020) Plant carbon allocation drives turnover of old soil organic matter in permafrost tundra soils. Global Change Biology, 26(8), pp. 4559-4571. (doi: 10.1111/gcb.15134)

Wang, J. et al. (2020) Long-term patterns of hillslope erosion by earthquake-induced landslides shape mountain landscapes. Science Advances, 6(23), eaaz6446. (doi: 10.1126/sciadv.aaz6446) (PMID:32548261) (PMCID:PMC7274776)

Briones, M.J.I., Carrera, N., Huang, J., Barreal, M.E., Schmelz, R. and Garnett, M. H. (2020) Substrate quality and not dominant plant community determines the vertical distribution and C assimilation of enchytraeids in peatlands. Functional Ecology, 36(6), pp. 1280-1290. (doi: 10.1111/1365-2435.13537)

Dean, J.F. et al. (2020) East Siberian Arctic inland waters emit mostly contemporary carbon. Nature Communications, 11, 1627. (doi: 10.1038/s41467-020-15511-6) (PMID:32242076) (PMCID:PMC7118085)

Billett, M. F., Garnett, M. H. and Leith, F. I. (2020) An assessment of chamber 14C methodologies for sampling aquatic CO2 evasion. Ecohydrology, 13(2), e2191. (doi: 10.1002/eco.2191)

Garnett, M. H. , Hardie, S. M.L. and Murray, C. (2020) Radiocarbon analysis reveals that vegetation facilitates the release of old methane in a temperate raised bog. Biogeochemistry, 148(1), pp. 1-17. (doi: 10.1007/s10533-020-00638-x)

Horrocks, C.A., Newsham, K.K., Cox, F., Garnett, M.H. , Robinson, C.,H., and Dungait, J.A.J. (2020) Predicting climate change impacts on maritime Antarctic soils: a space-for-time substitution study. Soil Biology and Biochemistry, 141, 107682. (doi: 10.1016/j.soilbio.2019.107682)

2019

Garnett, M. H. , Newton, J.-A. and Ascough, P. L. (2019) Advances in the radiocarbon analysis of carbon dioxide at the NERC radiocarbon facility (East Kilbride) using molecular sieve cartridges. Radiocarbon, 61(6), pp. 1855-1865. (doi: 10.1017/RDC.2019.86)

Garnett, M.H. , Murray, C. , Gulliver, P. and Ascough, P.L. (2019) Radiocarbon analysis of methane at the NERC Radiocarbon Facility (East Kilbride). Radiocarbon, 61(5), pp. 1477-1487. (doi: 10.1017/RDC.2019.3)

Roylands, T., Hilton, R.G., Garnett, M.H. , Soulet, G., Newton, J.A. and Orgič, M. (2019) Investigating Carbon Dioxide Emissions from Oxidative Weathering of Sedimentary Organic Matter. Goldschmidt 2019, Barcelona, Spain, 18-23 Aug 2019.

Waldron, S. , Vihermaa, L., Evers, S., Garnett, M. H. , Newton, J. and Henderson, A. C.G. (2019) C mobilisation in disturbed tropical peat swamps: old DOC can fuel the fluvial efflux of old carbon dioxide, but site recovery can occur. Scientific Reports, 9, 11429. (doi: 10.1038/s41598-019-46534-9) (PMID:31391485) (PMCID:PMC6685963)

Campeau, A., Bishop, K., Amvrosiadi, N., Billett, M.F., Garnett, M.H. , Laudon, H., Öquist, M.G. and Wallin, M.B. (2019) Current forest carbon fixation fuels stream CO2 emissions. Nature Communications, 10, 1876. (doi: 10.1038/s41467-019-09922-3) (PMID:31015439) (PMCID:PMC6478898)

Dean, J. F., Garnett, M. H. , Spyrakos, E. and Billett, M. F. (2019) The potential hidden age of dissolved organic carbon exported by peatland streams. Journal of Geophysical Research: Biogeosciences, 124(2), pp. 328-341. (doi: 10.1029/2018JG004650)

Evans, C.D. et al. (2019) Comment on: “Peatland carbon stocks and burn history: Blanket bog peat core evidence highlights charcoal impacts on peat physical properties and long-term carbon storage”, by A. Heinemeyer, Q. Asena, W.L. Burn and A.L. Jones (Geo: Geography and Environment. 2018; e00063). Geo: Geography and Environment, 6(1), e00075. (doi: 10.1002/geo2.75)

Sayer, E. et al. (2019) Tropical forest soil carbon stocks do not increase despite 15 years of doubled litter inputs. Scientific Reports, 9, 18030. (doi: 10.1038/s41598-019-54487-2) (PMID:31792257) (PMCID:PMC6888873)

2018

Cook, S., Whelan, M. J., Evans, C. D., Gauci, V., Peacock, M., Garnett, M. H. , Kho, L. K., Teh, Y. A. and Page, S. E. (2018) Fluvial organic carbon fluxes from oil palm plantations on tropical peatland. Biogeosciences, 15(24), pp. 7435-7450. (doi: 10.5194/bg-15-7435-2018)

Halbwachs, H., Easton, G. L., Bol, R., Hobbie, E. A., Garnett, M. H. , Peršoh, D., Dixon, L., Ostle, N., Karasch, P. and Griffith, G. W. (2018) Isotopic evidence of biotrophy and unusual nitrogen nutrition in soil-dwelling Hygrophoraceae. Environmental Microbiology, 20(10), pp. 3573-3588. (doi: 10.1111/1462-2920.14327) (PMID:30105856)

Gavazov, K., Albrecht, R., Buttler, A., Dorrepaal, E., Garnett, M. H. , Gogo, S., Hagedorn, F., Mills, R. T.E., Robroek, B. J.M. and Bragazza, L. (2018) Vascular plant‐mediated controls on atmospheric carbon assimilation and peat carbon decomposition under climate change. Global Change Biology, 24(9), pp. 3911-3921. (doi: 10.1111/gcb.14140)

Soulet, G., Hilton, R. G., Garnett, M. H. , Dellinger, M., Croissant, T., Ogrič, M. and Klotz, S. (2018) Technical note: in situ measurement of flux and isotopic composition of CO2 released during oxidative weathering of sedimentary rocks. Biogeosciences, 15, pp. 4087-4102. (doi: 10.5194/bg-15-4087-2018)

Bordy, E. M., Bowen, D. A., Moore, J., Garnett, M. H. and Tsikos, H. (2018) A Holocene "frozen accident": sediments of extreme paleofloods and fires in the bedrock-confined upper Huis River, Western Cape, South Africa. Journal of Sedimentary Research, 88(6), pp. 696-716. (doi: 10.2110/jsr.2018.29)

Newsham, K. K., Garnett, M. H. , Robinson, C. H. and Cox, F. (2018) Discrete taxa of saprotrophic fungi respire different ages of carbon from Antarctic soils. Scientific Reports, 8, 7866. (doi: 10.1038/s41598-018-25877-9) (PMID:29777126) (PMCID:PMC5959846)

Andresen, L. C. et al. (2018) Isotopic methods for non‐destructive assessment of carbon dynamics in shrublands under long‐term climate change manipulation. Methods in Ecology and Evolution, 9(4), pp. 866-880. (doi: 10.1111/2041-210X.12963)

Dean, J. et al. (2018) Abundant pre-industrial carbon detected in Canadian Arctic headwaters: implications for the permafrost carbon feedback. Environmental Research Letters, 13(3), 034024. (doi: 10.1088/1748-9326/aaa1fe)

Estop-Aragonés, C. et al. (2018) Limited release of previously-frozen C and increased new peat formation after thaw in permafrost peatlands. Soil Biology and Biochemistry, 118, pp. 115-129. (doi: 10.1016/j.soilbio.2017.12.010)

2017

Campeau, A., Bishop, K. H., Billett, M. F., Garnett, M. H. , Laudon, H., Leach, J. A., Nilsson, M. B., Öquist, M. G. and Wallin, M. B. (2017) Aquatic export of young dissolved and gaseous carbon from a pristine boreal fen: implications for peat carbon stock stability. Global Change Biology, 23(12), pp. 5523-5536. (doi: 10.1111/gcb.13815) (PMID:28712133)

Cooper, M. D.A. et al. (2017) Limited contribution of permafrost carbon to methane release from thawing peatlands. Nature Climate Change, 7(7), pp. 507-511. (doi: 10.1038/nclimate3328)

Dean, J. F., Billett, M. F., Murray, C. and Garnett, M. H. (2017) Ancient dissolved methane in inland waters revealed by a new collection method at low field concentrations for radiocarbon (14C) analysis. Water Research, 115, pp. 236-244. (doi: 10.1016/j.watres.2017.03.009)

2016

Garnett, M.H. , Billett, M.F., Gulliver, P. and Dean, J.F. (2016) A new field approach for the collection of samples for aquatic ¹⁴CO₂ analysis using headspace equilibration and molecular sieve traps: the super headspace method. Ecohydrology, 9(8), pp. 1630-1638. (doi: 10.1002/eco.1754)

Tilston, E. L., Ascough, P. L. , Garnett, M. H. and Bird, M. I. (2016) Quantifying charcoal degradation and negative priming of soil organic matter with a radiocarbon-dead tracer. Radiocarbon, 58(4), pp. 905-919. (doi: 10.1017/RDC.2016.45)

Walker, T. N., Garnett, M. H. , Ward, S. E., Oakley, S., Bardgett, R. D. and Ostle, N. J. (2016) Vascular plants promote ancient peatland carbon loss with climate warming. Global Change Biology, 22(5), pp. 1880-1889. (doi: 10.1111/gcb.13213) (PMID:26730448)

Garnett, M.H. , Gulliver, P. and Billett, M.F. (2016) A rapid method to collect methane from peatland streams for radiocarbon analysis. Ecohydrology, 9(1), pp. 113-121. (doi: 10.1002/eco.1617)

2015

Billett, M.F., Garnett, M.H. and Dinsmore, K.J. (2015) Should aquatic CO2 evasion be included in contemporary carbon budgets for peatland ecosystems? Ecosystems, 18(3), pp. 471-480. (doi: 10.1007/s10021-014-9838-5)

Hill, P.W., Garnett, M.H. , Farrar, J. and Jones, D.L. (2015) Living roots magnify the response of soil organic carbon decomposition to temperature in temperate grassland. Global Change Biology, 21(3), pp. 1368-1375. (doi: 10.1111/gcb.12784)

Muir, G.K.P. , Hayward, S., Tripney, B.G. , Cook, G.T. , Naysmith, P. , Herbert, B.M.J., Garnett, M. and Wilkinson, M. (2015) Determining the biomass fraction of mixed waste fuels: A comparison of existing industry and 14C-based methodologies. Waste Management, 35, pp. 293-300. (doi: 10.1016/j.wasman.2014.09.023)

2014

Evans, C. D. et al. (2014) Contrasting vulnerability of drained tropical and high-latitude peatlands to fluvial loss of stored carbon. Global Biogeochemical Cycles, 28(11), pp. 1215-1234. (doi: 10.1002/2013GB004782)

Barlow, N. L.M., Long, A. J., Saher, M. H., Gehrels, W.R., Garnett, M. H. and Scaife, R. G. (2014) Salt-marsh reconstructions of relative sea-level change in the North Atlantic during the last 2000 years. Quaternary Science Reviews, 99, pp. 1-16. (doi: 10.1016/j.quascirev.2014.06.008)

Vihermaa, L.E., Waldron, S. , Garnett, M.H. and Newton, J. (2014) Old carbon contributes to aquatic emissions of carbon dioxide in the Amazon. Biogeosciences, 11(1), pp. 3635-3645. (doi: 10.5194/bg-11-3635-2014)

Leith, F. I., Garnett, M. H. , Dinsmore, K. J., Billett, M. F. and Heal, K. V. (2014) Source and age of dissolved and gaseous carbon in a peatland–riparian–stream continuum: a dual isotope (14C and δ13C) analysis. Biogeochemistry, 119(1-3), pp. 415-433. (doi: 10.1007/s10533-014-9977-y)

2013

Hartley, I.P., Garnett, M.H. , Sommerkorn, M., Hopkins, D.W. and Wookey, P.A. (2013) The age of CO2 released from contrasting ecosystems during the arctic winter. Soil Biology and Biochemistry, 63, pp. 1-4. (doi: 10.1016/j.soilbio.2013.03.011)

Garnett, M.H. , Hardie, S.M.L., Murray, C. and Billett, M.F. (2013) Radiocarbon dating of methane and carbon dioxide evaded from a temperate peatland stream. Biogeochemistry, 114(1-3), pp. 213-223. (doi: 10.1007/s10533-012-9804-2)

Billett, M.F., Garnett, M.H. , Dinsmore, K.J., Dyson, K.E., Harvey, F., Thomson, A.M., Piirainen, S. and Kortelainen, P. (2013) Age and source of different forms of carbon released from boreal peatland streams during spring snowmelt in E. Finland. Biogeochemistry, 111(1-3), pp. 273-286. (doi: 10.1007/s10533-011-9645-4)

Bryant, C.L. et al. (2013) Pre-Treatment Procedures and Quality Control at the NERC Radiocarbon Facility-East Kilbride. 21st International Radiocarbon Conference, Paris, France, 09-13 Jul 2012.

Garnett, M.H. and Murray, C. (2013) Processing of CO2 samples collected using zeolite molecular sieve for 14C analysis at the NERC radiocarbon facility (East Kilbride, UK). Radiocarbon, 55(2-3), pp. 410-415. (doi: 10.2458/azu_js_rc.55.16058)

Moore, S., Evans, C.D., Page, S.E., Garnett, M. , Jones, T.G., Freeman, C., Hooijer, A., Wiltshire, A.J., Limin, S.H. and Gauci, V. (2013) Deep instability of deforested tropical peatlands revealed by fluvial organic carbon fluxes. Nature, 493(7434), pp. 660-663. (doi: 10.1038/nature11818)

2012

Hartley, I.P., Garnett, M. , Sommerkorn, M., Hopkins, D.W., Fletcher, B.J., Sloan, V.L., Phoenix, G.K. and Wookey, P.A. (2012) A potential loss of carbon associated with greater plant growth in the European Arctic. Nature Climate Change, 2, pp. 875-879. (doi: 10.1038/nclimate1575)

Garnett, M.H. , Dinsmore, K.J. and Billett, M.F. (2012) Annual variability in the radiocarbon age and source of dissolved CO2 in a peatland stream. Science of the Total Environment, 427, pp. 277-285. (doi: 10.1016/j.scitotenv.2012.03.087)

Gehrels, W.R., Callard, S.L., Moss, P.T., Marshall, W.A., Blaauw, M., Hunter, J., Milton, J.A. and Garnett, M. (2012) Nineteenth and twentieth century sea-level changes in Tasmania and New Zealand. Earth and Planetary Science Letters, 315-16, pp. 94-102. (doi: 10.1016/j.epsl.2011.08.046)

Billett, M.F., Dinsmore, K.J., Smart, R.P., Garnett, M.H. , Holden, J., Chapman, P., Baird, A.J., Grayson, R. and Stott, A.W. (2012) Variable source and age of different forms of carbon released from natural peatland pipes. Journal of Geophysical Research, 117, G02003. (doi: 10.1029/2011JG001807)

Garnett, M. , Hardie, S.M.L. and Murray, C. (2012) Radiocarbon analysis of methane emitted from the surface of a raised peat bog. Soil Biology and Biochemistry, 50, pp. 158-163. (doi: 10.1016/j.soilbio.2012.03.018)

2011

Ball, T., Smith, K.A., Garnett, M.H. , Moncrieff, J.B. and Zerva, A. (2011) An assessment of the effect of Sitka Spruce (Picea sitchensis Bong. Carr) plantation forest cover on carbon turnover and storage in a peaty gley soil. European Journal of Soil Science, 62(4), pp. 560-571. (doi: 10.1111/j.1365-2389.2011.01349.x)

Garnett, M.H. , Hardie, S.M.L. and Murray, C. (2011) Radiocarbon and stable carbon analysis of dissolved methane and carbon dioxide from the profile of a raised peat bog. Radiocarbon, 53(1), pp. 71-83.

Subke, J.A., Voke, N.R., Leronni, V., Garnett, M.H. and Ineson, P. (2011) Dynamics and pathways of autotrophic and heterotrophic soil CO₂ efflux revealed by forest girdling. Journal of Ecology, 99(1), pp. 186-193. (doi: 10.1111/j.1365-2745.2010.01740.x)

Garnett, M.H. , Bol, R., Bardgett, R.D., Wanek, W., Baumler, R. and Richter, A. (2011) Natural abundance radiocarbon in soil microbial biomass: results from a glacial foreland. Soil Biology and Biochemistry, 43(6), pp. 1356-1361. (doi: 10.1016/j.soilbio.2011.03.013)

Hardie, S.M.L., Garnett, M.H. , Fallick, A.E., Rowland, A.P., Ostle, N.J. and Flowers, T.H. (2011) Abiotic drivers and their interactive effect on the flux and carbon isotope (¹⁴C and δ¹³C) composition of peat-respired CO₂. Soil Biology and Biochemistry, 43(12), pp. 2432-2440. (doi: 10.1016/j.soilbio.2011.08.010)

2010

Hardie, S.M.L., Garnett, M.H., Fallick, A., Stott, A.W., Rowland, A.P. and Ostle, N.J. (2010) Testing the use of septum-capped vials for ¹³C-isotope abundance analysis of carbon dioxide. Rapid Communications in Mass Spectrometry, 24(12), pp. 1805-1809. (doi: 10.1002/rcm.4575)

Briones, M.J.I., Garnett, M.H. and Ineson, P. (2010) Soil biology and warming play a key role in the release of 'old C' from organic soil. Soil Biology and Biochemistry, 42(6), pp. 960-967. (doi: 10.1016/j.soilbio.2010.02.013)

Garnett, M.H. and Bradwell, T. (2010) Use of bomb-¹⁴C to investigate the growth and carbon turnover rates of a crustose lichen. Geografiska Annaler. Series A: Physical Geography, 92(1), pp. 53-63. (doi: 10.1111/j.1468-0459.2010.00377.x)

Garnett, M.H. and Hartley, I.P. (2010) A passive sampling method for radiocarbon analysis of atmospheric CO₂ using molecular sieve. Atmospheric Environment, 44(7), pp. 877-883. (doi: 10.1016/j.atmosenv.2009.12.005)

Billett, M.F. and Garnett, M.H. (2010) Isotopic composition of carbon dioxide lost by evasion from surface water to the atmosphere: methodological comparison of a direct and indirect approach. Limnology and Oceanography: Methods, 8, pp. 45-53. (doi: 10.4319/lom.2010.8.45)

Garnett, M. (2010) The carbon age. Planet Earth, Autumn, pp. 20-21.

Garnett, M. , Harkness, D.D., Miller, B.F., Fallick, A.E. and Bryant, C.L. (2010) NERC radiocarbon age measurements determined by radiometric counting 1996-2005. Radiocarbon, 52(4), pp. 1553-1555.

Heinemeyer, A., Croft, S., Garnett, M. , Gloor, E., Holden, J., Lomas, M.R. and Ineson, P. (2010) The MILLENIA peat cohort model: predicting past, present and future soil carbon budgets and fluxes under changing climates in peatlands. Climate Research, 45, pp. 207-226. (doi: 10.3354/cr00928)

2009

Garnett, M.H. and Hardie, S.M.L. (2009) Isotope (¹⁴C and ¹³C) analysis of deep peat CO₂ using a passive sampling technique. Soil Biology and Biochemistry, 41(12), pp. 2477-2483. (doi: 10.1016/j.soilbio.2009.09.004)

Hardie, S.M.L., Garnett, M.H., Fallick, A.E., Ostle, N.J. and Rowland, A.P. (2009) Bomb-¹⁴C analysis of ecosystem respiration reveals that peatland vegetation facilitates release of old carbon. Geoderma, 153(3-4), pp. 393-401. (doi: 10.1016/j.geoderma.2009.09.002)

Garnett, M.H., Hartley, I.P., Hopkins, D.W., Sommerkorn, M. and Wookey, P.A. (2009) A passive sampling method for radiocarbon analysis of soil respiration using molecular sieve. Soil Biology and Biochemistry, 41(7), pp. 1450-1456. (doi: 10.1016/j.soilbio.2009.03.024)

Hartley, I.P., Hopkins, D.W., Garnett, M.H., Sommerkorn, M. and Wookey, P.A. (2009) No evidence for compensatory thermal adaptation of soil microbial respiration in the study of Bradford et al (2008). Ecology Letters, 12(7), E12-E14. (doi: 10.1111/j.1461-0248.2009.01300.x)

2008

Hartley, I.P., Hopkins, D.W., Garnett, M.H., Sommerkorn, M. and Wookey, P.A. (2008) Soil microbial respiration in arctic soil does not acclimate to temperature. Ecology Letters, 11(10), pp. 1092-1100. (doi: 10.1111/j.1461-0248.2008.01223.x)

2007

Billet, M.F., Garnett, M.H. and Harvey, F. (2007) UK peatland streams release old carbon dioxide to the atmosphere and young dissolved organic carbon to rivers. Geophysical Research Letters, 34, L23401. (doi: 10.1029/2007GL031797)

Bardgett, R.D. et al. (2007) Heterotrophic microbial communities use ancient carbon during primary succession on deglaciated terrain. Biology Letters, 3(5), pp. 487-490. (doi: 10.1098/rsbl.2007.0242)

Briones, M.J.I., Ostle, N.J. and Garnett, M. (2007) Invertebrates increase the sensitivity of non labile soil carbon to climate change. Soil Biology and Biochemistry, 39(3), pp. 816-818. (doi: 10.1016/j.soilbio.2006.09.007)

Bradford, M. et al. (2007) Carbon dynamics in a model grassland with functionally different soil communities. Functional Ecology, 21, pp. 690-697. (doi: 10.1111/j.1365-2435.2007.01268.x)

Evans, C., Freeman, C., Cork, L., Thomas, D., Reynolds, B., Billett, M., Garnett, M. and Norris, D. (2007) Evidence against recent climate-induced destabilisation of soil carbon from C-14 analysis of riverine dissolved organic matter. Geophysical Research Letters, 34, (doi: 10.1029/2007GL029431)

Garnett, M.H. and Billett, M.F. (2007) Do riparian plants fix CO2 lost by evasion from surface waters? An investigation using carbon isotopes. Radiocarbon, 49(2), pp. 993-1001.

Hardie, S.L., Garnett, M.H., Fallick, A.E., Rowland, A.P. and Ostle, N.J. (2007) Spatial variability of bomb C-14 in an upland peat bog. Radiocarbon, 49(2), pp. 1055-1063.

Marshall, W., Gehrels, W., Garnett, M., Freeman, S. , Maden, C. and Xu, S. (2007) The use of 'bomb spike' calibration and high-precision AMS C-14 analyses to date salt-marsh sediments deposited during the past three centuries. Quaternary Research, 68, pp. 325-337. (doi: 10.1016/j.yqres.2007.07.005)

Newnham, R., Vandergoes, M., Garnett, M., Lowe, D., Prior, C. and Almond, P. (2007) Test of AMS C-14 dating of pollen concentrates using tephrochronology. Journal of Quaternary Science, 22, pp. 37-51. (doi: 10.1002/jqs.1016)

2006

Billett, M.F., Garnett, M.H. and Hardie, S.M.L. (2006) A direct method to measure 14CO₂ lost by evasion from surface waters. Radiocarbon, 48(1), pp. 61-68.

2005

Bol, R., Eriksen, J., Smith, P., Garnett, M.H., Coleman, K. and Christensen, B.T. (2005) The natural abundance of 13C, 15N, 34S and 14C in archived (1923-1996) plant and soil samples from the Askov long-term experiments on animal manure and mineral fertilizer. Rapid Communications in Mass Spectrometry, 19(22), pp. 3216-3226. (doi: 10.1002/rcm.2156)

Karltun, E., Harrison, A.F., Alriksson, A., Bryant, C., Garnett, M.H. and Olsson, M.T. (2005) Old organic carbon in soil solution DOC after afforestation - evidence from 14C analysis. Geoderma, 127(3-4), pp. 188-195. (doi: 10.1016/j.geoderma.2004.12.008)

Briones, M.J.I., Garnett, M. and Piearce, T.G. (2005) Earthworm ecological groupings based on 14C analysis. Soil Biology and Biochemistry, 37(11), pp. 2145-2149. (doi: 10.1016/j.soilbio.2005.03.001)

Charman, D.J. and Garnett, M.H. (2005) Chronologies for Recent Peat Deposits Using Wiggle-matched Radiocarbon Ages: Problems with Old Carbon Contamination. Radiocarbon, 47(1), pp. 135-145.

Hardie, S.L., Garnett, M.H., Fallick, A.E., Rowland, A.P. and Ostle, N.J. (2005) Carbon dioxide capture using a zeolite molecular sieve sampling system for isotopic studies (13C and 14C) of respiration. Radiocarbon, 47(3), pp. 441-451.

2004

Garnett, M.H. and Stevenson, A.C. (2004) Testing the use of bomb radiocarbon to date the surface layers of blanket peat. Radiocarbon, 46(2), pp. 841-851.

2001

Garnett, M.H., Ineson, P., Stevenson, A.C. and Howard, D.C. (2001) Terrestrial organic carbon storage in a British moorland. Global Change Biology, 7(4), pp. 375-388. (doi: 10.1046/j.1365-2486.2001.00382.x)

2000

Garnett, M.H., Ineson, P. and Stevenson, A.C. (2000) Effects of burning and grazing on carbon sequestration in a Pennine blanket bog,UK. Holocene, 10(6), pp. 729-736. (doi: 10.1191/09596830094971)

Articles

Carruthers, L. et al. (2024) Sea-level rise and extreme Indian Ocean Dipole explain mangrove dieback in the Maldives. Scientific Reports, 14(1), 27012. (doi: 10.1038/s41598-024-73776-z) (PMID:39532894) (PMCID:PMC11557579) (Early Online Publication)

MAlderson, D. M., Evans, M. G., Garnett, M. H. and Worrall, F. (2024) Aged carbon mineralisation from headwater peatland floodplains in the Peak District, UK. Geomorphology, 461, 109271. (doi: 10.1016/j.geomorph.2024.109271)

Stefánsson, A. et al. (2024) Isotopic and kinetic constraints on methane origins in Icelandic hydrothermal fluids. Geochimica et Cosmochimica Acta, 373, pp. 84-97. (doi: 10.1016/j.gca.2024.03.015)

Dasari, S., Garnett, M. and Hilton, R. G. (2024) Leakage of old carbon dioxide from a major river system in the Canadian Arctic. PNAS Nexus, (doi: 10.1093/pnasnexus/pgae134) (Early Online Publication)

Garnett, M.H. and Dean, J.F. (2024) A time-integrated sampler for radiocarbon analysis of aquatic methane. Radiocarbon, (doi: 10.1017/RDC.2024.31) (Early Online Publication)

Houston, A., Garnett, M. H. and Austin, W. E.N. (2024) Blue carbon additionality: new insights from the radiocarbon content of saltmarsh soils and their respired CO2. Limnology and Oceanography, 69(3), pp. 548-561. (doi: 10.1002/lno.12508)

Ascough, P. , Bompard, N., Garnett, M.H. , Gulliver, P. , Murray, C. , Newton, J.-A. and Taylor, C. (2024) 14C Measurement of samples for environmental science applications at the National Environmental Isotope Facility (NEIF) Radiocarbon Laboratory, SUERC, UK. Radiocarbon, (doi: 10.1017/RDC.2024.9) (Early Online Publication)

Roylands, T., Hilton, R. G., McClymont, E. L., Garnett, M. H. , Soulet, G., Klotz, S., Degler, M., Napoleoni, F. and Le Bouteiller, C. (2024) Probing the exchange of CO2 and O2 in the shallow critical zone during weathering of marl and black shale. Earth Surface Dynamics, 12(1), pp. 271-299. (doi: 10.5194/esurf-12-271-2024)

Brown, A. M., Bass, A. M. , Garnett, M. H. , Skiba, U., Macdonald, J. M. and Pickard, A. E. (2024) Sources and controls of greenhouse gases and heavy metals in mine water: A continuing climate legacy. Science of the Total Environment, 906, 167371. (doi: 10.1016/j.scitotenv.2023.167371) (PMID:37758145)

Dean, J. F., Billett, M. F., Turner, T. E., Garnett, M. H. , Andersen, R., McKenzie, R. M., Dinsmore, K. J., Baird, A. J., Chapman, P. J. and Holden, J. (2024) Peatland pools are tightly coupled to the contemporary carbon cycle. Global Change Biology, 30(1), e16999. (doi: 10.1111/gcb.16999) (PMID:37921241)

Garnett, M. H. , Pereira, R., Taylor, C., Murray, C. and Ascough, P. L. (2023) A new ramped oxidation-14C analysis facility at the NEIF Radiocarbon Laboratory, East Kilbride, UK. Radiocarbon, 65(5), pp. 1213-1229. (doi: 10.1017/RDC.2023.96)

Williams, S.L. et al. (2023) Relative sea-level changes in southeastern Australia during the 19th and 20th centuries. Journal of Quaternary Science, 38(7), pp. 1184-1201. (doi: 10.1002/jqs.3528)

Garnett, M. H. , Bryant, C. L., Freeman, S. P.H.T. , Gulliver, P. and Ascough, P. L. (2023) A database of NERC radiocarbon measurements determined by accelerator mass spectrometry. Radiocarbon, (doi: 10.1017/RDC.2023.18) (Early Online Publication)

Roylands, T., Hilton, R. G., Garnett, M. H. , Soulet, G., Newton, J.-A., Peterkin, J. L. and Hancock, P. (2022) Capturing the short-term variability of carbon dioxide emissions from sedimentary rock weathering in a remote mountainous catchment, New Zealand. Chemical Geology, 608, 121024. (doi: 10.1016/j.chemgeo.2022.121024)

Evans, M. G. et al. (2022) Carbon loss pathways in degraded peatlands: new insights from radiocarbon measurements of peatland waters. Journal of Geophysical Research: Biogeosciences, 127(7), e2021JG006344. (doi: 10.1029/2021JG006344)

Tipping, E. et al. (2022) Relationships between riverine and terrestrial dissolved organic carbon: concentration, radiocarbon signature, specific UV absorbance. Science of the Total Environment, 817, 153000. (doi: 10.1016/j.scitotenv.2022.153000) (PMID:35031358)

Hajdas, I., Ascough, P. , Garnett, M. H. , Fallon, S. J., Pearson, C. L., Quarta, G., Spalding, K. L., Yamaguchi, H. and Yoneda, M. (2021) Radiocarbon dating. Nature Reviews Methods Primers, 1, 62. (doi: 10.1038/s43586-021-00058-7)

Soulet, G., Hilton, R. G., Garnett, M. H. , Roylands, T., Klotz, S., Croissant, T., Dellinger, M. and Le Bouteiller, C. (2021) Temperature control on CO2 emissions from the weathering of sedimentary rocks. Nature Geoscience, 14, pp. 665-671. (doi: 10.1038/s41561-021-00805-1)

Garnett, M. H. , Newton, J.-A. and Parker, T. C. (2021) A highly portable and inexpensive field sampling kit for radiocarbon analysis of carbon dioxide. Radiocarbon, 63(4), pp. 1355-1368. (doi: 10.1017/RDC.2021.49)

Briones, M. J.I., Garnett, M. H. and Ineson, P. (2021) No evidence for increased loss of old carbon in a temperate organic soil after 13 years of simulated climatic warming despite increased CO2 emissions. Global Change Biology, 27(9), pp. 1836-1847. (doi: 10.1111/gcb.15540) (PMID:33528070)

Gonzalez Moguel, R., Bass, A. M. , Garnett, M. H. , Pilote, M., Keenan, B., Matveev, A. and Douglas, P. M. J. (2021) Radiocarbon data reveal contrasting sources for carbon fractions in thermokarst lakes and rivers of Eastern Canada (Nunavik, Quebec). Journal of Geophysical Research: Biogeosciences, 126(4), e2020JG005938. (doi: 10.1029/2020JG005938)

Newsham, K. K., Cox, F. G., Sands, C. J., Garnett, M. , Magan, N., Horrocks, C., Dugait, J. and Robinson, C. H. (2020) A previously undescribed Helotialean fungus that is superabundant in soil under maritime Antarctic higher plants. Frontiers in Microbiology, 11, 615608. (doi: 10.3389/fmicb.2020.615608) (PMID:33391247) (PMCID:PMC7775421)

Estop-Aragonés, C. et al. (2020) Assessing the potential for mobilization of old soil carbon after permafrost thaw: a synthesis of 14C measurements from the northern permafrost region. Global Biogeochemical Cycles, 34(9), (doi: 10.1029/2020GB006672)

Street, L. E., Garnett, M. H. , Subke, J.-A., Baxter, R., Dean, J. F. and Wookey, P. A. (2020) Plant carbon allocation drives turnover of old soil organic matter in permafrost tundra soils. Global Change Biology, 26(8), pp. 4559-4571. (doi: 10.1111/gcb.15134)

Wang, J. et al. (2020) Long-term patterns of hillslope erosion by earthquake-induced landslides shape mountain landscapes. Science Advances, 6(23), eaaz6446. (doi: 10.1126/sciadv.aaz6446) (PMID:32548261) (PMCID:PMC7274776)

Briones, M.J.I., Carrera, N., Huang, J., Barreal, M.E., Schmelz, R. and Garnett, M. H. (2020) Substrate quality and not dominant plant community determines the vertical distribution and C assimilation of enchytraeids in peatlands. Functional Ecology, 36(6), pp. 1280-1290. (doi: 10.1111/1365-2435.13537)

Dean, J.F. et al. (2020) East Siberian Arctic inland waters emit mostly contemporary carbon. Nature Communications, 11, 1627. (doi: 10.1038/s41467-020-15511-6) (PMID:32242076) (PMCID:PMC7118085)

Billett, M. F., Garnett, M. H. and Leith, F. I. (2020) An assessment of chamber 14C methodologies for sampling aquatic CO2 evasion. Ecohydrology, 13(2), e2191. (doi: 10.1002/eco.2191)

Garnett, M. H. , Hardie, S. M.L. and Murray, C. (2020) Radiocarbon analysis reveals that vegetation facilitates the release of old methane in a temperate raised bog. Biogeochemistry, 148(1), pp. 1-17. (doi: 10.1007/s10533-020-00638-x)

Horrocks, C.A., Newsham, K.K., Cox, F., Garnett, M.H. , Robinson, C.,H., and Dungait, J.A.J. (2020) Predicting climate change impacts on maritime Antarctic soils: a space-for-time substitution study. Soil Biology and Biochemistry, 141, 107682. (doi: 10.1016/j.soilbio.2019.107682)

Garnett, M. H. , Newton, J.-A. and Ascough, P. L. (2019) Advances in the radiocarbon analysis of carbon dioxide at the NERC radiocarbon facility (East Kilbride) using molecular sieve cartridges. Radiocarbon, 61(6), pp. 1855-1865. (doi: 10.1017/RDC.2019.86)

Garnett, M.H. , Murray, C. , Gulliver, P. and Ascough, P.L. (2019) Radiocarbon analysis of methane at the NERC Radiocarbon Facility (East Kilbride). Radiocarbon, 61(5), pp. 1477-1487. (doi: 10.1017/RDC.2019.3)

Waldron, S. , Vihermaa, L., Evers, S., Garnett, M. H. , Newton, J. and Henderson, A. C.G. (2019) C mobilisation in disturbed tropical peat swamps: old DOC can fuel the fluvial efflux of old carbon dioxide, but site recovery can occur. Scientific Reports, 9, 11429. (doi: 10.1038/s41598-019-46534-9) (PMID:31391485) (PMCID:PMC6685963)

Campeau, A., Bishop, K., Amvrosiadi, N., Billett, M.F., Garnett, M.H. , Laudon, H., Öquist, M.G. and Wallin, M.B. (2019) Current forest carbon fixation fuels stream CO2 emissions. Nature Communications, 10, 1876. (doi: 10.1038/s41467-019-09922-3) (PMID:31015439) (PMCID:PMC6478898)

Dean, J. F., Garnett, M. H. , Spyrakos, E. and Billett, M. F. (2019) The potential hidden age of dissolved organic carbon exported by peatland streams. Journal of Geophysical Research: Biogeosciences, 124(2), pp. 328-341. (doi: 10.1029/2018JG004650)

Evans, C.D. et al. (2019) Comment on: “Peatland carbon stocks and burn history: Blanket bog peat core evidence highlights charcoal impacts on peat physical properties and long-term carbon storage”, by A. Heinemeyer, Q. Asena, W.L. Burn and A.L. Jones (Geo: Geography and Environment. 2018; e00063). Geo: Geography and Environment, 6(1), e00075. (doi: 10.1002/geo2.75)

Sayer, E. et al. (2019) Tropical forest soil carbon stocks do not increase despite 15 years of doubled litter inputs. Scientific Reports, 9, 18030. (doi: 10.1038/s41598-019-54487-2) (PMID:31792257) (PMCID:PMC6888873)

Cook, S., Whelan, M. J., Evans, C. D., Gauci, V., Peacock, M., Garnett, M. H. , Kho, L. K., Teh, Y. A. and Page, S. E. (2018) Fluvial organic carbon fluxes from oil palm plantations on tropical peatland. Biogeosciences, 15(24), pp. 7435-7450. (doi: 10.5194/bg-15-7435-2018)

Halbwachs, H., Easton, G. L., Bol, R., Hobbie, E. A., Garnett, M. H. , Peršoh, D., Dixon, L., Ostle, N., Karasch, P. and Griffith, G. W. (2018) Isotopic evidence of biotrophy and unusual nitrogen nutrition in soil-dwelling Hygrophoraceae. Environmental Microbiology, 20(10), pp. 3573-3588. (doi: 10.1111/1462-2920.14327) (PMID:30105856)

Gavazov, K., Albrecht, R., Buttler, A., Dorrepaal, E., Garnett, M. H. , Gogo, S., Hagedorn, F., Mills, R. T.E., Robroek, B. J.M. and Bragazza, L. (2018) Vascular plant‐mediated controls on atmospheric carbon assimilation and peat carbon decomposition under climate change. Global Change Biology, 24(9), pp. 3911-3921. (doi: 10.1111/gcb.14140)

Soulet, G., Hilton, R. G., Garnett, M. H. , Dellinger, M., Croissant, T., Ogrič, M. and Klotz, S. (2018) Technical note: in situ measurement of flux and isotopic composition of CO2 released during oxidative weathering of sedimentary rocks. Biogeosciences, 15, pp. 4087-4102. (doi: 10.5194/bg-15-4087-2018)

Bordy, E. M., Bowen, D. A., Moore, J., Garnett, M. H. and Tsikos, H. (2018) A Holocene "frozen accident": sediments of extreme paleofloods and fires in the bedrock-confined upper Huis River, Western Cape, South Africa. Journal of Sedimentary Research, 88(6), pp. 696-716. (doi: 10.2110/jsr.2018.29)

Newsham, K. K., Garnett, M. H. , Robinson, C. H. and Cox, F. (2018) Discrete taxa of saprotrophic fungi respire different ages of carbon from Antarctic soils. Scientific Reports, 8, 7866. (doi: 10.1038/s41598-018-25877-9) (PMID:29777126) (PMCID:PMC5959846)

Andresen, L. C. et al. (2018) Isotopic methods for non‐destructive assessment of carbon dynamics in shrublands under long‐term climate change manipulation. Methods in Ecology and Evolution, 9(4), pp. 866-880. (doi: 10.1111/2041-210X.12963)

Dean, J. et al. (2018) Abundant pre-industrial carbon detected in Canadian Arctic headwaters: implications for the permafrost carbon feedback. Environmental Research Letters, 13(3), 034024. (doi: 10.1088/1748-9326/aaa1fe)

Estop-Aragonés, C. et al. (2018) Limited release of previously-frozen C and increased new peat formation after thaw in permafrost peatlands. Soil Biology and Biochemistry, 118, pp. 115-129. (doi: 10.1016/j.soilbio.2017.12.010)

Campeau, A., Bishop, K. H., Billett, M. F., Garnett, M. H. , Laudon, H., Leach, J. A., Nilsson, M. B., Öquist, M. G. and Wallin, M. B. (2017) Aquatic export of young dissolved and gaseous carbon from a pristine boreal fen: implications for peat carbon stock stability. Global Change Biology, 23(12), pp. 5523-5536. (doi: 10.1111/gcb.13815) (PMID:28712133)

Cooper, M. D.A. et al. (2017) Limited contribution of permafrost carbon to methane release from thawing peatlands. Nature Climate Change, 7(7), pp. 507-511. (doi: 10.1038/nclimate3328)

Dean, J. F., Billett, M. F., Murray, C. and Garnett, M. H. (2017) Ancient dissolved methane in inland waters revealed by a new collection method at low field concentrations for radiocarbon (14C) analysis. Water Research, 115, pp. 236-244. (doi: 10.1016/j.watres.2017.03.009)

Garnett, M.H. , Billett, M.F., Gulliver, P. and Dean, J.F. (2016) A new field approach for the collection of samples for aquatic ¹⁴CO₂ analysis using headspace equilibration and molecular sieve traps: the super headspace method. Ecohydrology, 9(8), pp. 1630-1638. (doi: 10.1002/eco.1754)

Tilston, E. L., Ascough, P. L. , Garnett, M. H. and Bird, M. I. (2016) Quantifying charcoal degradation and negative priming of soil organic matter with a radiocarbon-dead tracer. Radiocarbon, 58(4), pp. 905-919. (doi: 10.1017/RDC.2016.45)

Walker, T. N., Garnett, M. H. , Ward, S. E., Oakley, S., Bardgett, R. D. and Ostle, N. J. (2016) Vascular plants promote ancient peatland carbon loss with climate warming. Global Change Biology, 22(5), pp. 1880-1889. (doi: 10.1111/gcb.13213) (PMID:26730448)

Garnett, M.H. , Gulliver, P. and Billett, M.F. (2016) A rapid method to collect methane from peatland streams for radiocarbon analysis. Ecohydrology, 9(1), pp. 113-121. (doi: 10.1002/eco.1617)

Billett, M.F., Garnett, M.H. and Dinsmore, K.J. (2015) Should aquatic CO2 evasion be included in contemporary carbon budgets for peatland ecosystems? Ecosystems, 18(3), pp. 471-480. (doi: 10.1007/s10021-014-9838-5)

Hill, P.W., Garnett, M.H. , Farrar, J. and Jones, D.L. (2015) Living roots magnify the response of soil organic carbon decomposition to temperature in temperate grassland. Global Change Biology, 21(3), pp. 1368-1375. (doi: 10.1111/gcb.12784)

Muir, G.K.P. , Hayward, S., Tripney, B.G. , Cook, G.T. , Naysmith, P. , Herbert, B.M.J., Garnett, M. and Wilkinson, M. (2015) Determining the biomass fraction of mixed waste fuels: A comparison of existing industry and 14C-based methodologies. Waste Management, 35, pp. 293-300. (doi: 10.1016/j.wasman.2014.09.023)

Evans, C. D. et al. (2014) Contrasting vulnerability of drained tropical and high-latitude peatlands to fluvial loss of stored carbon. Global Biogeochemical Cycles, 28(11), pp. 1215-1234. (doi: 10.1002/2013GB004782)

Barlow, N. L.M., Long, A. J., Saher, M. H., Gehrels, W.R., Garnett, M. H. and Scaife, R. G. (2014) Salt-marsh reconstructions of relative sea-level change in the North Atlantic during the last 2000 years. Quaternary Science Reviews, 99, pp. 1-16. (doi: 10.1016/j.quascirev.2014.06.008)

Vihermaa, L.E., Waldron, S. , Garnett, M.H. and Newton, J. (2014) Old carbon contributes to aquatic emissions of carbon dioxide in the Amazon. Biogeosciences, 11(1), pp. 3635-3645. (doi: 10.5194/bg-11-3635-2014)

Leith, F. I., Garnett, M. H. , Dinsmore, K. J., Billett, M. F. and Heal, K. V. (2014) Source and age of dissolved and gaseous carbon in a peatland–riparian–stream continuum: a dual isotope (14C and δ13C) analysis. Biogeochemistry, 119(1-3), pp. 415-433. (doi: 10.1007/s10533-014-9977-y)

Hartley, I.P., Garnett, M.H. , Sommerkorn, M., Hopkins, D.W. and Wookey, P.A. (2013) The age of CO2 released from contrasting ecosystems during the arctic winter. Soil Biology and Biochemistry, 63, pp. 1-4. (doi: 10.1016/j.soilbio.2013.03.011)

Garnett, M.H. , Hardie, S.M.L., Murray, C. and Billett, M.F. (2013) Radiocarbon dating of methane and carbon dioxide evaded from a temperate peatland stream. Biogeochemistry, 114(1-3), pp. 213-223. (doi: 10.1007/s10533-012-9804-2)

Billett, M.F., Garnett, M.H. , Dinsmore, K.J., Dyson, K.E., Harvey, F., Thomson, A.M., Piirainen, S. and Kortelainen, P. (2013) Age and source of different forms of carbon released from boreal peatland streams during spring snowmelt in E. Finland. Biogeochemistry, 111(1-3), pp. 273-286. (doi: 10.1007/s10533-011-9645-4)

Garnett, M.H. and Murray, C. (2013) Processing of CO2 samples collected using zeolite molecular sieve for 14C analysis at the NERC radiocarbon facility (East Kilbride, UK). Radiocarbon, 55(2-3), pp. 410-415. (doi: 10.2458/azu_js_rc.55.16058)

Moore, S., Evans, C.D., Page, S.E., Garnett, M. , Jones, T.G., Freeman, C., Hooijer, A., Wiltshire, A.J., Limin, S.H. and Gauci, V. (2013) Deep instability of deforested tropical peatlands revealed by fluvial organic carbon fluxes. Nature, 493(7434), pp. 660-663. (doi: 10.1038/nature11818)

Hartley, I.P., Garnett, M. , Sommerkorn, M., Hopkins, D.W., Fletcher, B.J., Sloan, V.L., Phoenix, G.K. and Wookey, P.A. (2012) A potential loss of carbon associated with greater plant growth in the European Arctic. Nature Climate Change, 2, pp. 875-879. (doi: 10.1038/nclimate1575)

Garnett, M.H. , Dinsmore, K.J. and Billett, M.F. (2012) Annual variability in the radiocarbon age and source of dissolved CO2 in a peatland stream. Science of the Total Environment, 427, pp. 277-285. (doi: 10.1016/j.scitotenv.2012.03.087)

Gehrels, W.R., Callard, S.L., Moss, P.T., Marshall, W.A., Blaauw, M., Hunter, J., Milton, J.A. and Garnett, M. (2012) Nineteenth and twentieth century sea-level changes in Tasmania and New Zealand. Earth and Planetary Science Letters, 315-16, pp. 94-102. (doi: 10.1016/j.epsl.2011.08.046)

Billett, M.F., Dinsmore, K.J., Smart, R.P., Garnett, M.H. , Holden, J., Chapman, P., Baird, A.J., Grayson, R. and Stott, A.W. (2012) Variable source and age of different forms of carbon released from natural peatland pipes. Journal of Geophysical Research, 117, G02003. (doi: 10.1029/2011JG001807)

Garnett, M. , Hardie, S.M.L. and Murray, C. (2012) Radiocarbon analysis of methane emitted from the surface of a raised peat bog. Soil Biology and Biochemistry, 50, pp. 158-163. (doi: 10.1016/j.soilbio.2012.03.018)

Ball, T., Smith, K.A., Garnett, M.H. , Moncrieff, J.B. and Zerva, A. (2011) An assessment of the effect of Sitka Spruce (Picea sitchensis Bong. Carr) plantation forest cover on carbon turnover and storage in a peaty gley soil. European Journal of Soil Science, 62(4), pp. 560-571. (doi: 10.1111/j.1365-2389.2011.01349.x)

Garnett, M.H. , Hardie, S.M.L. and Murray, C. (2011) Radiocarbon and stable carbon analysis of dissolved methane and carbon dioxide from the profile of a raised peat bog. Radiocarbon, 53(1), pp. 71-83.

Subke, J.A., Voke, N.R., Leronni, V., Garnett, M.H. and Ineson, P. (2011) Dynamics and pathways of autotrophic and heterotrophic soil CO₂ efflux revealed by forest girdling. Journal of Ecology, 99(1), pp. 186-193. (doi: 10.1111/j.1365-2745.2010.01740.x)

Garnett, M.H. , Bol, R., Bardgett, R.D., Wanek, W., Baumler, R. and Richter, A. (2011) Natural abundance radiocarbon in soil microbial biomass: results from a glacial foreland. Soil Biology and Biochemistry, 43(6), pp. 1356-1361. (doi: 10.1016/j.soilbio.2011.03.013)

Hardie, S.M.L., Garnett, M.H. , Fallick, A.E., Rowland, A.P., Ostle, N.J. and Flowers, T.H. (2011) Abiotic drivers and their interactive effect on the flux and carbon isotope (¹⁴C and δ¹³C) composition of peat-respired CO₂. Soil Biology and Biochemistry, 43(12), pp. 2432-2440. (doi: 10.1016/j.soilbio.2011.08.010)

Hardie, S.M.L., Garnett, M.H., Fallick, A., Stott, A.W., Rowland, A.P. and Ostle, N.J. (2010) Testing the use of septum-capped vials for ¹³C-isotope abundance analysis of carbon dioxide. Rapid Communications in Mass Spectrometry, 24(12), pp. 1805-1809. (doi: 10.1002/rcm.4575)

Briones, M.J.I., Garnett, M.H. and Ineson, P. (2010) Soil biology and warming play a key role in the release of 'old C' from organic soil. Soil Biology and Biochemistry, 42(6), pp. 960-967. (doi: 10.1016/j.soilbio.2010.02.013)

Garnett, M.H. and Bradwell, T. (2010) Use of bomb-¹⁴C to investigate the growth and carbon turnover rates of a crustose lichen. Geografiska Annaler. Series A: Physical Geography, 92(1), pp. 53-63. (doi: 10.1111/j.1468-0459.2010.00377.x)

Garnett, M.H. and Hartley, I.P. (2010) A passive sampling method for radiocarbon analysis of atmospheric CO₂ using molecular sieve. Atmospheric Environment, 44(7), pp. 877-883. (doi: 10.1016/j.atmosenv.2009.12.005)

Billett, M.F. and Garnett, M.H. (2010) Isotopic composition of carbon dioxide lost by evasion from surface water to the atmosphere: methodological comparison of a direct and indirect approach. Limnology and Oceanography: Methods, 8, pp. 45-53. (doi: 10.4319/lom.2010.8.45)

Garnett, M. (2010) The carbon age. Planet Earth, Autumn, pp. 20-21.

Garnett, M. , Harkness, D.D., Miller, B.F., Fallick, A.E. and Bryant, C.L. (2010) NERC radiocarbon age measurements determined by radiometric counting 1996-2005. Radiocarbon, 52(4), pp. 1553-1555.

Heinemeyer, A., Croft, S., Garnett, M. , Gloor, E., Holden, J., Lomas, M.R. and Ineson, P. (2010) The MILLENIA peat cohort model: predicting past, present and future soil carbon budgets and fluxes under changing climates in peatlands. Climate Research, 45, pp. 207-226. (doi: 10.3354/cr00928)

Garnett, M.H. and Hardie, S.M.L. (2009) Isotope (¹⁴C and ¹³C) analysis of deep peat CO₂ using a passive sampling technique. Soil Biology and Biochemistry, 41(12), pp. 2477-2483. (doi: 10.1016/j.soilbio.2009.09.004)

Hardie, S.M.L., Garnett, M.H., Fallick, A.E., Ostle, N.J. and Rowland, A.P. (2009) Bomb-¹⁴C analysis of ecosystem respiration reveals that peatland vegetation facilitates release of old carbon. Geoderma, 153(3-4), pp. 393-401. (doi: 10.1016/j.geoderma.2009.09.002)

Garnett, M.H., Hartley, I.P., Hopkins, D.W., Sommerkorn, M. and Wookey, P.A. (2009) A passive sampling method for radiocarbon analysis of soil respiration using molecular sieve. Soil Biology and Biochemistry, 41(7), pp. 1450-1456. (doi: 10.1016/j.soilbio.2009.03.024)

Hartley, I.P., Hopkins, D.W., Garnett, M.H., Sommerkorn, M. and Wookey, P.A. (2009) No evidence for compensatory thermal adaptation of soil microbial respiration in the study of Bradford et al (2008). Ecology Letters, 12(7), E12-E14. (doi: 10.1111/j.1461-0248.2009.01300.x)

Hartley, I.P., Hopkins, D.W., Garnett, M.H., Sommerkorn, M. and Wookey, P.A. (2008) Soil microbial respiration in arctic soil does not acclimate to temperature. Ecology Letters, 11(10), pp. 1092-1100. (doi: 10.1111/j.1461-0248.2008.01223.x)

Billet, M.F., Garnett, M.H. and Harvey, F. (2007) UK peatland streams release old carbon dioxide to the atmosphere and young dissolved organic carbon to rivers. Geophysical Research Letters, 34, L23401. (doi: 10.1029/2007GL031797)

Bardgett, R.D. et al. (2007) Heterotrophic microbial communities use ancient carbon during primary succession on deglaciated terrain. Biology Letters, 3(5), pp. 487-490. (doi: 10.1098/rsbl.2007.0242)

Briones, M.J.I., Ostle, N.J. and Garnett, M. (2007) Invertebrates increase the sensitivity of non labile soil carbon to climate change. Soil Biology and Biochemistry, 39(3), pp. 816-818. (doi: 10.1016/j.soilbio.2006.09.007)

Bradford, M. et al. (2007) Carbon dynamics in a model grassland with functionally different soil communities. Functional Ecology, 21, pp. 690-697. (doi: 10.1111/j.1365-2435.2007.01268.x)

Evans, C., Freeman, C., Cork, L., Thomas, D., Reynolds, B., Billett, M., Garnett, M. and Norris, D. (2007) Evidence against recent climate-induced destabilisation of soil carbon from C-14 analysis of riverine dissolved organic matter. Geophysical Research Letters, 34, (doi: 10.1029/2007GL029431)

Garnett, M.H. and Billett, M.F. (2007) Do riparian plants fix CO2 lost by evasion from surface waters? An investigation using carbon isotopes. Radiocarbon, 49(2), pp. 993-1001.

Hardie, S.L., Garnett, M.H., Fallick, A.E., Rowland, A.P. and Ostle, N.J. (2007) Spatial variability of bomb C-14 in an upland peat bog. Radiocarbon, 49(2), pp. 1055-1063.

Marshall, W., Gehrels, W., Garnett, M., Freeman, S. , Maden, C. and Xu, S. (2007) The use of 'bomb spike' calibration and high-precision AMS C-14 analyses to date salt-marsh sediments deposited during the past three centuries. Quaternary Research, 68, pp. 325-337. (doi: 10.1016/j.yqres.2007.07.005)

Newnham, R., Vandergoes, M., Garnett, M., Lowe, D., Prior, C. and Almond, P. (2007) Test of AMS C-14 dating of pollen concentrates using tephrochronology. Journal of Quaternary Science, 22, pp. 37-51. (doi: 10.1002/jqs.1016)

Billett, M.F., Garnett, M.H. and Hardie, S.M.L. (2006) A direct method to measure 14CO₂ lost by evasion from surface waters. Radiocarbon, 48(1), pp. 61-68.

Bol, R., Eriksen, J., Smith, P., Garnett, M.H., Coleman, K. and Christensen, B.T. (2005) The natural abundance of 13C, 15N, 34S and 14C in archived (1923-1996) plant and soil samples from the Askov long-term experiments on animal manure and mineral fertilizer. Rapid Communications in Mass Spectrometry, 19(22), pp. 3216-3226. (doi: 10.1002/rcm.2156)

Karltun, E., Harrison, A.F., Alriksson, A., Bryant, C., Garnett, M.H. and Olsson, M.T. (2005) Old organic carbon in soil solution DOC after afforestation - evidence from 14C analysis. Geoderma, 127(3-4), pp. 188-195. (doi: 10.1016/j.geoderma.2004.12.008)

Briones, M.J.I., Garnett, M. and Piearce, T.G. (2005) Earthworm ecological groupings based on 14C analysis. Soil Biology and Biochemistry, 37(11), pp. 2145-2149. (doi: 10.1016/j.soilbio.2005.03.001)

Charman, D.J. and Garnett, M.H. (2005) Chronologies for Recent Peat Deposits Using Wiggle-matched Radiocarbon Ages: Problems with Old Carbon Contamination. Radiocarbon, 47(1), pp. 135-145.

Hardie, S.L., Garnett, M.H., Fallick, A.E., Rowland, A.P. and Ostle, N.J. (2005) Carbon dioxide capture using a zeolite molecular sieve sampling system for isotopic studies (13C and 14C) of respiration. Radiocarbon, 47(3), pp. 441-451.

Garnett, M.H. and Stevenson, A.C. (2004) Testing the use of bomb radiocarbon to date the surface layers of blanket peat. Radiocarbon, 46(2), pp. 841-851.

Garnett, M.H., Ineson, P., Stevenson, A.C. and Howard, D.C. (2001) Terrestrial organic carbon storage in a British moorland. Global Change Biology, 7(4), pp. 375-388. (doi: 10.1046/j.1365-2486.2001.00382.x)

Garnett, M.H., Ineson, P. and Stevenson, A.C. (2000) Effects of burning and grazing on carbon sequestration in a Pennine blanket bog,UK. Holocene, 10(6), pp. 729-736. (doi: 10.1191/09596830094971)

Conference or Workshop Item

Roylands, T., Hilton, R.G., Garnett, M.H. , Soulet, G., Newton, J.A. and Orgič, M. (2019) Investigating Carbon Dioxide Emissions from Oxidative Weathering of Sedimentary Organic Matter. Goldschmidt 2019, Barcelona, Spain, 18-23 Aug 2019.

Bryant, C.L. et al. (2013) Pre-Treatment Procedures and Quality Control at the NERC Radiocarbon Facility-East Kilbride. 21st International Radiocarbon Conference, Paris, France, 09-13 Jul 2012.