Arid

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Improved prediction of the vertical distribution of ground ice in Arctic-Antarctic permafrost sediments 期刊论文
发表期刊: COMMUNICATIONS EARTH & ENVIRONMENT. 出版年: 2022, 卷号: 3, 期号: 1
作者:  Lacelle, Denis;  Fisher, David A.;  Verret, Marjolaine;  Pollard, Wayne
收藏  |  浏览/下载:28/0  |  提交时间:2022/03/17
Holocene ice wedge formation in the Eureka Sound Lowlands, high Arctic Canada 期刊论文
发表期刊: QUATERNARY RESEARCH. 出版年: 2021, 卷号: 102, 页码: 175-187
作者:  Campbell-Heaton, Kethra;  Lacelle, Denis;  Fisher, David;  Pollard, Wayne
收藏  |  浏览/下载:18/0  |  提交时间:2021/11/19
Ground ice  permafrost  radiocarbon dating  Arctic  
Impacts of Degrading Ice-Wedges on Ground Temperatures in a High Arctic Polar Desert System 期刊论文
发表期刊: JOURNAL OF GEOPHYSICAL RESEARCH-EARTH SURFACE. 出版年: 2020, 卷号: 125, 期号: 3
作者:  Jones, Melissa K. Ward;  Pollard, Wayne H.;  Amyot, Frances
收藏  |  浏览/下载:18/0  |  提交时间:2020/05/22
ice-wedges  permafrost  thermokarst  Ellesmere Island  high Arctic  ground thermal regimes  
Rapid initialization of retrogressive thaw slumps in the Canadian high Arctic and their response to climate and terrain factors 期刊论文
发表期刊: ENVIRONMENTAL RESEARCH LETTERS. 出版年: 2019, 卷号: 14, 期号: 5
作者:  Jones, Melissa K. Ward;  Pollard, Wayne H.;  Jones, Benjamin M.
收藏  |  浏览/下载:18/0  |  提交时间:2019/11/29
permafrost  thermokarst  retrogressive thaw slumps  landscape change  Eureka sound lowlands  high arctic  climate change  
A hydrohalite spring deposit in the Canadian high Arctic: A potential Mars analogue 期刊论文
发表期刊: EARTH AND PLANETARY SCIENCE LETTERS. 出版年: 2018, 卷号: 504, 页码: 126-138
作者:  Ward, Melissa K.;  Pollard, Wayne H.
收藏  |  浏览/下载:19/0  |  提交时间:2019/11/29
permafrost  perennial springs  hydrohalite  Mars  analogue  geomorphology  
An estimate of ice wedge volume for a High Arctic polar desert environment, Fosheim Peninsula, Ellesmere Island 期刊论文
发表期刊: CRYOSPHERE. 出版年: 2018, 卷号: 12, 期号: 11, 页码: 3589-3604
作者:  Bernard-Grand’Maison, Claire;  Pollard, Wayne
收藏  |  浏览/下载:12/0  |  提交时间:2019/11/29
Sixty-year legacy of human impacts on a high Arctic ecosystem 期刊论文
发表期刊: JOURNAL OF APPLIED ECOLOGY. 出版年: 2016, 卷号: 53, 期号: 3, 页码: 876-884
作者:  Becker, Michael S.;  Pollard, Wayne H.
收藏  |  浏览/下载:12/0  |  提交时间:2019/11/29
biodiversity  climate change  disturbance  ground temperature  ice wedges  infrastructure  permafrost  polar desert  species richness  thermokarst  
Ground ice melt in the high Arctic leads to greater ecological heterogeneity 期刊论文
发表期刊: JOURNAL OF ECOLOGY. 出版年: 2016, 卷号: 104, 期号: 1, 页码: 114-124
作者:  Becker, Michael S.;  Davies, T. Jonathan;  Pollard, Wayne H.
收藏  |  浏览/下载:25/0  |  提交时间:2019/11/29
biodiversity  climate change  determinants of plant community diversity and structure  ice wedges  permafrost  plant-climate interactions  polar desert  species richness  thermokarst  
Deposition, accumulation, and alteration of Cl-, NO3-, ClO4- and ClO3- salts in a hyper-arid polar environment: Mass balance and isotopic constraints 期刊论文
发表期刊: GEOCHIMICA ET COSMOCHIMICA ACTA. 出版年: 2016, 卷号: 182, 页码: 197-215
作者:  Jackson, Andrew;  Davila, Alfonso F.;  Bohlke, John Karl;  Sturchio, Neil C.;  Sevanthi, Ritesh;  Estrada, Nubia;  Brundrett, Maeghan;  Lacelle, Denis;  McKay, Christopher P.;  Poghosyan, Armen;  Pollard, Wayne;  Zacny, Kris
收藏  |  浏览/下载:22/0  |  提交时间:2019/11/29
Solar Radiation and Air and Ground Temperature Relations in the Cold and Hyper-Arid Quartermain Mountains, McMurdo Dry Valleys of Antarctica 期刊论文
发表期刊: PERMAFROST AND PERIGLACIAL PROCESSES. 出版年: 2016, 卷号: 27, 期号: 2, 页码: 163-176
作者:  Lacelle, Denis;  Lapalme, Caitlin;  Davila, Alfonso F.;  Pollard, Wayne;  Marinova, Margarita;  Heldmann, Jennifer;  McKay, Christopher P.
收藏  |  浏览/下载:13/0  |  提交时间:2019/11/29
ground temperatures  surface offset  thermal offset  Quartermain Mountains  McMurdo Dry Valleys  Antarctica