Professor Jemma L Wadham

B.A.(Cantab.), PhD

  • BS8 1SS

19972020

Research output per year

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Research Output

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Article (Academic Journal)
2020

Silicon isotopic composition of dry and wet-based glaciers in Antarctica

Hatton, J., Hendry, K., Hirst, C., Opfergelt, S., Henkel, S., Silva-Busso, A., Welch, S., Wadham, J. L., Lyons, W. B., Bagshaw, E., Staubwasser, M. & McKnight, D., 14 Jul 2020, In : Frontiers in Earth Science. 8, 15 p., 286.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
File
6 Downloads (Pure)

The Effects of Glacial Cover on Riverine Silicon Isotope Compositions in Chilean Patagonia

Pryer, H. V., Hatton, J., Wadham, J. L., Hawkings, J. R., Robinson, L. F., Kellerman, A., Marshall, M. G., Urra Gallardo, A., Covey, A., Daneri, G., Häussermann, V. & Hendry, K., 7 Aug 2020, (Accepted/In press) In : Frontiers in Earth Science.

Research output: Contribution to journalArticle (Academic Journal)

2019

Aeolian abrasion of rocks as a mechanism to produce methane in the Martian atmosphere

Safi, E., Telling, J., Parnell, J., Chojnacki, M., Patel, M. R., Realff, J., Blamey, N. J. F., Payler, S., Cockell, C. S., Davies, L., Boothroyd, I. M., Worrall, F. & Wadham, J. L., 3 Jun 2019, In : Scientific Reports. 9, 1, 7 p., 8229.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
File
1 Citation (Scopus)
142 Downloads (Pure)

Investigation of subglacial weathering under the Greenland Ice Sheet using silicon isotopes

Hatton, J. E., Hendry, K. R., Hawkings, J. R., Wadham, J. L., Kohler, T. J., Stibal, M., Beaton, A. D., Bagshaw, E. A. & Telling, J., 15 Feb 2019, In : Geochimica et Cosmochimica Acta. 247, p. 191-206 16 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
File
9 Citations (Scopus)
91 Downloads (Pure)

Silicon isotopes in Arctic and sub-Arctic glacial meltwaters: The role of subglacial weathering in the silicon cycle

Hatton, J. E., Hendry, K. R., Hawkings, J. R., Wadham, J. L., Opfergelt, S., Kohler, T. J., Yde, J. C., Stibal, M. & Žárský, J. D., 14 Aug 2019, In : Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences. 475, 2228, 27 p., 20190098.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
File
5 Citations (Scopus)
151 Downloads (Pure)

Weathering Dynamics Under Contrasting Greenland Ice Sheet Catchments

Urra Gallardo, A., Wadham, J. L., Hawkings, J., Telling, J., Hatton, J., Yde, J. C., Hasholt, B., van As, D., Bhatia, M. & Nienow, P., 26 Nov 2019, In : Frontiers in Earth Science. 7, 15 p., 299.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
File
2 Citations (Scopus)
83 Downloads (Pure)
2018

Biolabile ferrous iron bearing nanoparticles in glacial sediments

Hawkings, J. R., Benning, L. G., Raiswell, R., Kaulich, B., Araki, T., Abyaneh, M., Stockdale, A., Koch-Müller, M., Wadham, J. L. & Tranter, M., 1 Jul 2018, In : Earth and Planetary Science Letters. 493, p. 92-101 10 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
File
21 Citations (Scopus)
303 Downloads (Pure)

Glacial Erosion Liberates Lithologic Energy Sources for Microbes and Acidity for Chemical Weathering Beneath Glaciers and Ice Sheets

MacDonald, M., Wadham, J., Telling, J. & Skidmore, M. L., 22 Nov 2018, In : Frontiers in Earth Science. 6, 15 p., 212.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
File
249 Downloads (Pure)

Prototype wireless sensors for monitoring subsurface processes in snow and firn

Bagshaw, E. A., Karlsson, N. B., Lok, L. B., Lishman, B., Clare, L., Nicholls, K. W., Burrow, S., Wadham, J. L., Eisen, O., Corr, H., Brennan, P. & Dahl-Jensen, D., 1 Dec 2018, In : Journal of Glaciology. 64, 248, p. 887-896 10 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
File
1 Citation (Scopus)
167 Downloads (Pure)

The silicon cycle impacted by past ice sheets

Hawkings, J. R., Hatton, J. E., Hendry, K. R., de Souza, G. F., Wadham, J. L., Ivanovic, R. F., Kohler, T. J., Stibal, M., Beaton, A., Lamarche-Gagnon, G., Tedstone, A., Hain, M. P., Bagshaw, E., Pike, J. & Tranter, M., 10 Aug 2018, In : Nature Communications. 9, 10 p., 3210.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
File
10 Citations (Scopus)
258 Downloads (Pure)
2017

Carbon dating reveals a seasonal progression in the source of particulate organic carbon exported from the Greenland Ice Sheet

Kohler, T. J., Žárský, J. D., Yde, J. C., Lamarche-Gagnon, G., Hawkings, J. R., Tedstone, A. J., Wadham, J. L., Box, J. E., Beaton, A. D. & Stibal, M., 28 Jun 2017, In : Geophysical Research Letters. 44, 12, p. 6209-6217 9 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
File
9 Citations (Scopus)
282 Downloads (Pure)

Hydrological controls on glacially exported microbial assemblages

Dubnick, A., Kazemi, S., Sharp, M., Wadham, J., Hawkings, J., Beaton, A. & Lanoil, B., May 2017, In : Journal of Geophysical Research: Biogeosciences. 122, 5, p. 1049-1061 13 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
File
16 Citations (Scopus)
239 Downloads (Pure)

Ice sheets as a missing source of silica to the polar oceans

Hawkings, J. R., Wadham, J. L., Benning, L. G., Hendry, K. R., Tranter, M., Tedstone, A., Nienow, P. & Raiswell, R., 25 Jan 2017, In : Nature Communications. 8, 10 p., 14198.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
File
51 Citations (Scopus)
368 Downloads (Pure)

Impact of glacial activity on the weathering of Hf isotopes - observations from Southwest Greenland

Rickli, J., Hindshaw, R. S., Leuthold, J., Wadham, J. L., Burton, K. W. & Vance, D., 15 Oct 2017, In : Geochimica et Cosmochimica Acta. 215, p. 295-316 22 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
File
8 Citations (Scopus)
203 Downloads (Pure)

Microbially-driven export of labile organic carbon from the Greenland Ice Sheet

Musilova, M., Tranter, M., Wadham, J., Telling, J., Tedstone, A. & Anesio, A., May 2017, In : Nature Geoscience. 10, 5, p. 360–365 7 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
File
33 Citations (Scopus)
304 Downloads (Pure)

Trickle or treat: The dynamics of nutrient export from polar glaciers

Dubnick, A., Wadham, J., Tranter, M., Sharp, M., Orwin, J., Barker, J., Bagshaw, E. & Fitzsimons, S., 30 Apr 2017, In : Hydrological Processes. 31, 9, p. 1776-1789 14 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
7 Citations (Scopus)

Utility of 222Rn as a passive tracer of subglacial distributed system drainage

Linhoff, B. S., Charette, M. A., Nienow, P. W., Wadham, J. L., Tedstone, A. J. & Cowton, T., 15 Mar 2017, In : Earth and Planetary Science Letters. 462, p. 180-188 9 p.

Research output: Contribution to journalArticle (Academic Journal)

5 Citations (Scopus)

Viable cold-tolerant iron-reducing microorganisms in geographically diverse subglacial environments

Nixon, S. L., Telling, J. P., Wadham, J. L. & Cockell, C. S., 21 Mar 2017, In : Biogeosciences. 14, 6, p. 1445-1455 11 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
File
14 Citations (Scopus)
243 Downloads (Pure)
2016

Chemical sensors for in situ data collection in the cryosphere

Bagshaw, E. A., Beaton, A., Wadham, J., Mowlem, M., Hawkings, J. & Tranter, M., Sep 2016, In : Trends in Analytical Chemistry. 82, p. 348-357 10 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
File
8 Citations (Scopus)
304 Downloads (Pure)

Demonstration of a multi-technique approach to assess glacial microbial populations in the field

Barnett, M. J., Pawlett, M., Wadham, J. L., Jackson, M. & Cullen, D. C., Apr 2016, In : Journal of Glaciology. 62, 232, p. 348-358 11 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
File
229 Downloads (Pure)

Identification and analysis of low-molecular-weight dissolved organic carbon in subglacial basal ice ecosystems by ion chromatography

O'Donnell, E. C., Wadham, J. L., Lis, G. P., Tranter, M., Pickard, A. E., Stibal, M., Dewsbury, P. & Fitzsimons, S., 1 Jul 2016, In : Biogeosciences. 13, 12, p. 3833-3846 14 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
File
7 Citations (Scopus)
342 Downloads (Pure)

Ocean mixing and ice-sheet control of seawater 234U/238U during the last deglaciation

Chen, T., Robinson, L., Beasley, M., Claxton, L., Anderson, M., Gregoire, L., Wadham, J., Fornari, D. & Harpp, K., 4 Nov 2016, In : Science. 354, 6312, p. 626-629 4 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
File
20 Citations (Scopus)
388 Downloads (Pure)

Potentially bioavailable iron delivery by iceberg-hosted sediments and atmospheric dust to the polar oceans

Raiswell, R., Hawkings, J. R., Benning, L. G., Baker, A. R., Death, R. M., Albani, S., Mahowald, N., Krom, M. D., Poulton, S. W., Wadham, J. L. & Tranter, M., 6 Jul 2016, In : Biogeosciences. 13, 13, p. 3887-3900 14 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
File
32 Citations (Scopus)
366 Downloads (Pure)

Response of Antarctic cryoconite microbial communities to light

Bagshaw, E. A., Wadham, J. L., Tranter, M., Perkins, R., Morgan, A., Williamson, C. J., Fountain, A. G., Fitzsimons, S. & Dubnick, A. J., Jun 2016, In : FEMS Microbiology Ecology. 92, 6, 11 p., fiw076.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
File
14 Citations (Scopus)
311 Downloads (Pure)

Sources, cycling and export of nitrogen on the Greenland Ice Sheet

Wadham, J. L., Hawkings, J., Telling, J., Chandler, D., Alcock, J., O'Donnell, E., Kaur, P., Bagshaw, E., Tranter, M., Tedstone, A. & Nienow, P., 25 Nov 2016, In : Biogeosciences. 13, 22, p. 6339-6352 14 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
File
31 Citations (Scopus)
397 Downloads (Pure)

The Greenland Ice Sheet as a hot spot of phosphorus weathering and export in the Arctic

Hawkings, J., Wadham, J., Tranter, M., Telling, J., Bagshaw, E., Beaton, A., Simmons, S-L., Chandler, D., Tedstone, A. & Nienow, P., 13 Jan 2016, In : Global Biogeochemical Cycles.

Research output: Contribution to journalArticle (Academic Journal)

2015

Different bulk and active bacterial communities in cryoconite from the margin and interior of the Greenland ice sheet

Stibal, M., Schostag, M., Hansen, L. H., Chandler, D., Wadham, J. & Jacobsen, J. S., 2015, In : Environmental Microbiology Reports. p. 293-300

Research output: Contribution to journalArticle (Academic Journal)

52 Citations (Scopus)

Processes controlling carbon cycling in Antarctic Glacier surface ecosystems

Bagshaw, E., Tranter, M., Wadham, J., Fountain, A. G. & Fitzsimons, S., 2015, In : Geochemical Perspectives Letters.

Research output: Contribution to journalArticle (Academic Journal)

Rock comminution as a source of hydrogen for subglacial ecosystems

Telling, J., Eric, B., Bone, N., EL, J., Tranter, M., MacFarlane, J., Martin, P. G., Wadham, J., Larmarche-Gagon, G., Skidmore, M., Hamilton, TL., Hill, E., Jackson, M. & DA, H., Nov 2015, In : Nature Geoscience. 8, p. 851-855 8 p., NGEO2533.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
File
45 Citations (Scopus)
333 Downloads (Pure)

Seasonal changes of ice surface characteristics and productivity in the ablation zone of the Greenland Ice Sheet

Chandler, D. M., Alcock, J. D., Wadham, J. L., MacKie, S. L. & Telling, J., Apr 2015, In : Cryosphere. 9, 2, p. 487-504 18 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
File
27 Citations (Scopus)
221 Downloads (Pure)

Stable microbial community composition on the Greenland Ice Sheet

Musilova, M., Tranter, M., Bennett, S. A., Wadham, J. & Anesio, A. M., 20 Mar 2015, In : Frontiers in Microbiology. 6, 10 p., 193.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
File
34 Citations (Scopus)
246 Downloads (Pure)

The effect of warming climate on nutrient and solute export from the Greenland Ice Sheet

Hawkings, J., Wadham, J., Tranter, M., Lawson, E., Sole, A., Cowton, T., Tedstone, A., Bartholomew, I., Nienow, P., Chandler, D. & Telling, J., Jun 2015, In : Geochemical Perspectives Letters. 1, 1, p. 94-104 11 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
File
60 Citations (Scopus)
376 Downloads (Pure)
2014

Antarctic ice sheet fertilises the Southern Ocean

Death, R. M., Wadham, J. L., Monteiro, F. M., Le Brocq, A. M., Tranter, M., Ridgwell, A. J., Dutkiewicz, S. & Raiswell, R., 19 May 2014, In : Biogeosciences. 11, p. 2635-2643 9 p.

Research output: Contribution to journalArticle (Academic Journal)

47 Citations (Scopus)
42 Downloads (Pure)

Glacial flours as a potential source of Fe(II) and Fe(III) to polar waters

Hopwood, M. J., Statham, P. J., Tranter, M. & Wadham, J. L., 2014, In : Biogeochemistry. 118, 1-3, p. 443-452 10 p.

Research output: Contribution to journalArticle (Academic Journal)

18 Citations (Scopus)

Greenland Ice Sheet exports labile organic carbon to the Arctic oceans

Lawson, E. C., Wadham, J. L., Tranter, M., Stibal, M., Lis, G., Butler, C. E., Laybourn-Parry, J., Nienow, P., Chandler, D. M. & Dewsbury, P., 31 Jul 2014, In : Biogeosciences. 11, p. 4015-4028 13 p.

Research output: Contribution to journalArticle (Academic Journal)

65 Citations (Scopus)
43 Downloads (Pure)

Ice sheets as a significant source of highly reactive nanoparticulate iron to the oceans

Hawkings, J. R., Wadham, J. L., Tranter, M., Raiswell, R., Benning, L. G., Statham, P. J., Tedstone, A. J., Nienow, P., Lee, K. & Telling, J., 21 May 2014, In : Nature Communications. 5, 3929.

Research output: Contribution to journalArticle (Academic Journal)

135 Citations (Scopus)

Identifying weathering sources and processes in an outlet glacier of the Greenland Ice Sheet using Ca and Sr isotope ratios

Hindshaw, R. S., Rickli, J., Leuthold, J., Wadham, J. & Bourdon, B., 5 Nov 2014, In : Geochimica et Cosmochimica Acta. 145, p. 50-71 22 p.

Research output: Contribution to journalArticle (Academic Journal)

28 Citations (Scopus)

Methanogen biomarkers in the discontinuous permafrost zone of stordalen, Sweden

Lupascu, M., Wadham, J. L., Hornibrook, E. R. C. & Pancost, R. D., 1 Jan 2014, In : Permafrost and Periglacial Processes. 25, 4, p. 221-232 12 p.

Research output: Contribution to journalArticle (Academic Journal)

4 Citations (Scopus)

Novel wireless sensors for in situ measurement of sub-ice hydrologic systems

Bagshaw, E. A., Lishman, B. S. R., Wadham, J. L., Bowden, J. A., Burrow, S. G., Clare, L. R. & Chandler, D. M., 2014, (Accepted/In press) In : Annals of Glaciology. 55, 65

Research output: Contribution to journalArticle (Academic Journal)

Spring thaw ionic pulses boost nutrient availability and microbial growth in entombed Antarctic Dry Valley cryoconite holes

Telling, J., Anesio, A. M., Tranter, M., Fountain, A. G., Nylen, T., Hawkings, J., Singh, V. B., Kaur, P., Musilova, M. & Wadham, J. L., 2014, In : Frontiers in Microbiology. 5, DEC, 15 p., 694.

Research output: Contribution to journalArticle (Academic Journal)

25 Citations (Scopus)
2013
3 Citations (Scopus)

Drainage-system development in consecutive melt seasons at a polythermal, Arctic glacier, evaluated by flow-recession analysis and linear-reservoir simulation

Hodgkins, R., Cooper, R., Tranter, M. & Wadham, J., 2013, In : Water Resources Research. 49, 7, p. 4230-4243 14 p.

Research output: Contribution to journalArticle (Academic Journal)

6 Citations (Scopus)

Evolution of the subglacial drainage system beneath the Greenland Ice Sheet revealed by tracers

Chandler, D. M., Wadham, J. L., Lis, G. P., Cowton, T., Sole, A., Bartholomew, I., Telling, J., Nienow, P., Bagshaw, E. B., Mair, D., Vinen, S. & Hubbard, A., Mar 2013, In : Nature Geoscience. 6, 3, p. 195-198 4 p.

Research output: Contribution to journalArticle (Academic Journal)

127 Citations (Scopus)

The potential role of the Antarctic Ice Sheet in global biogeochemical cycles

Wadham, J. L., Death, RM., Monteiro, FM., Tranter, M., Ridgwell, A. J., Raiswell, R. & Tulaczyk, S., Mar 2013, In : Transactions of the Royal Society of Edinburgh: Earth Sciences. 104, 01, p. 55-67

Research output: Contribution to journalArticle (Academic Journal)

47 Citations (Scopus)
2012

Controls on the autochthonous production and respiration of organic matter in cryoconite holes on High Arctic glaciers

Telling, J., Anesio, AM., Tranter, M., Stibal, M., Hawkings, JR., Irvine-Fynn, T., Hodson, A., Butler, CEH., Yallop, ML. & Wadham, JL., Feb 2012, In : Journal of Geophysical Research: Biogeosciences. 117, p. G01017 10 p.

Research output: Contribution to journalArticle (Academic Journal)

33 Citations (Scopus)

E-tracers: Development of a low cost wireless technique for exploring sub-surface hydrological systems

Bagshaw, E. A., Burrow, S. G., Wadham, J. L., Bowden, J. A., Lishman, B. S. R., Salter, M., Barnes, R. & Nienow, P., 30 Sep 2012, In : Hydrological Processes. 26, 20, p. 3157–3160

Research output: Contribution to journalArticle (Academic Journal)

3 Citations (Scopus)

Methanogenic potential of Arctic and Antarctic subglacial environments with contrasting organic carbon sources

Stibal, M., Wadham, J. L., Lis, GP., Telling, J. P., Pancost, R. D., Dubnick, A., Sharp, MJ., Lawson, E. C., Butler, C. E., Hasan, F., Tranter, M. & Anesio, A. M. B., 2012, In : Global Change Biology. 18, 11, p. 3332-3345

Research output: Contribution to journalArticle (Academic Journal)

51 Citations (Scopus)

Microbial nitrogen cycling on the Greenland Ice Sheet

Telling, J. P., Stibal, M., Anesio, A. M., Tranter, M., Nias, I., Cook, J., Bellas, C. M., Lis, G., Wadham, J. L., Sole, A., Nienow, P. & Hodson, A., 2012, In : Biogeosciences. 9, p. 2431-2442 10 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
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42 Citations (Scopus)
316 Downloads (Pure)

Modelling the liquid-water vein system within polar ice sheets as a potential microbial habitat.

Dani, K. G. S., Mader, H. M., Wolff, E. W. & Wadham, J. L., 1 Jun 2012, In : Earth and Planetary Science Letters. 333-334, p. 238-249 12 p.

Research output: Contribution to journalArticle (Academic Journal)

12 Citations (Scopus)

Photophysiology and albedo-changing potential of the ice algal community on the surface of the Greenland ice sheet

Yallop, M. L., Anesio, A. M. B., Perkins, R. G., Cook, J., Telling, J. P., Fagan, D. T., MacFarlane, J. W., Stibal, M., Barker, G. L. A., Bellas, C. M., Hodson, A., Tranter, M., Wadham, J. L. & Roberts, N. W., Dec 2012, In : ISME Journal. 6, 12, p. 2302–2313 12 p.

Research output: Contribution to journalArticle (Academic Journal)

114 Citations (Scopus)