Search Results - "Wilcox, Evan J."
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Tundra shrub expansion may amplify permafrost thaw by advancing snowmelt timing
Published in Arctic science (01-12-2019)“…The overall spatial and temporal influence of shrub expansion on permafrost is largely unknown due to uncertainty in estimating the magnitude of many…”
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Accuracy assessment of late winter snow depth mapping for tundra environments using Structure-from-Motion photogrammetry
Published in Arctic science (01-09-2021)“…Arctic tundra environments are characterized by a spatially heterogeneous end-of-winter snow depth resulting from wind transport and deposition. Traditional…”
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Linking tundra vegetation, snow, soil temperature, and permafrost
Published in Biogeosciences (26-08-2020)“…Connections between vegetation and soil thermal dynamics are critical for estimating the vulnerability of permafrost to thaw with continued climate warming and…”
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Feasibility of tundra vegetation height retrieval from Sentinel-1 and Sentinel-2 data
Published in Remote sensing of environment (01-02-2020)“…The quantification of vegetation height for the circumpolar Arctic tundra biome is of interest for a wide range of applications, including biomass and habitat…”
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Assessing the influence of lake and watershed attributes on snowmelt bypass at thermokarst lakes
Published in Hydrology and earth system sciences (09-12-2022)“…Snow represents the largest potential source of water for thermokarst lakes, but the runoff generated by snowmelt (freshet) can flow beneath lake ice and via…”
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Hydrological, meteorological, and watershed controls on the water balance of thermokarst lakes between Inuvik and Tuktoyaktuk, Northwest Territories, Canada
Published in Hydrology and earth system sciences (09-06-2023)“…Thermokarst lake water balances are becoming increasingly vulnerable to change in the Arctic as air temperature increases and precipitation patterns shift. In…”
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Bridging gaps in permafrost-shrub understanding
Published in PLOS climate (11-03-2024)Get full text
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Arctic soil methane sink increases with drier conditions and higher ecosystem respiration
Published in Nature climate change (2023)“…Arctic wetlands are known methane (CH 4 ) emitters but recent studies suggest that the Arctic CH 4 sink strength may be underestimated. Here we explore the…”
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Characterizing tundra snow sub-pixel variability to improve brightness temperature estimation in satellite SWE retrievals
Published in The cryosphere (06-01-2022)“…Topography and vegetation play a major role in sub-pixel variability of Arctic snowpack properties but are not considered in current passive microwave (PMW)…”
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Standardized monitoring of permafrost thaw: a user-friendly, multiparameter protocol
Published in Arctic science (01-03-2022)“…Climate change is destabilizing permafrost landscapes, affecting infrastructure, ecosystems, and human livelihoods. The rate of permafrost thaw is controlled…”
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Standardized monitoring of permafrost thaw: a user-friendly, multiparameter protocol1
Published in Arctic science (01-03-2022)“…Climate change is destabilizing permafrost landscapes, affecting infrastructure, ecosystems, and human livelihoods. The rate of permafrost thaw is controlled…”
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