Detecting the signature of permafrost thaw in Arctic rivers
Climate change induced permafrost thaw in the Arctic is mobilizing ancient dissolved
organic carbon (DOC) into headwater streams; however, DOC exported from the mouth of …
organic carbon (DOC) into headwater streams; however, DOC exported from the mouth of …
High biolability of ancient permafrost carbon upon thaw
Ongoing climate warming in the Arctic will thaw permafrost and remobilize substantial
terrestrial organic carbon (OC) pools. Around a quarter of northern permafrost OC resides in …
terrestrial organic carbon (OC) pools. Around a quarter of northern permafrost OC resides in …
The role of watershed characteristics, permafrost thaw, and wildfire on dissolved organic carbon biodegradability and water chemistry in Arctic headwater streams
In the Alaskan Arctic, rapid climate change is increasing the frequency of disturbance
including wildfire and permafrost collapse. These pulse disturbances may influence the …
including wildfire and permafrost collapse. These pulse disturbances may influence the …
Utilization of ancient permafrost carbon in headwaters of Arctic fluvial networks
PJ Mann, TI Eglinton, CP McIntyre, N Zimov… - Nature …, 2015 - nature.com
Northern high-latitude rivers are major conduits of carbon from land to coastal seas and the
Arctic Ocean. Arctic warming is promoting terrestrial permafrost thaw and shifting hydrologic …
Arctic Ocean. Arctic warming is promoting terrestrial permafrost thaw and shifting hydrologic …
An abrupt aging of dissolved organic carbon in large Arctic rivers
Permafrost thaw in Arctic watersheds threatens to mobilize hitherto sequestered carbon. We
examine the radiocarbon activity (F14C) of dissolved organic carbon (DOC) in the northern …
examine the radiocarbon activity (F14C) of dissolved organic carbon (DOC) in the northern …
The ephemeral signature of permafrost carbon in an Arctic fluvial network
Arctic fluvial networks process, outgas, and transport significant quantities of terrestrial
organic carbon (C), particularly dissolved organic carbon (DOC). The proportion of …
organic carbon (C), particularly dissolved organic carbon (DOC). The proportion of …
Pan‐Arctic riverine dissolved organic matter: Synchronous molecular stability, shifting sources and subsidies
Climate change is dramatically altering Arctic ecosystems, leading to shifts in the sources,
composition, and eventual fate of riverine dissolved organic matter (DOM) in the Arctic …
composition, and eventual fate of riverine dissolved organic matter (DOM) in the Arctic …
Dissolved organic matter composition of Arctic rivers: Linking permafrost and parent material to riverine carbon
JA O'Donnell, GR Aiken, DK Swanson… - Global …, 2016 - Wiley Online Library
Recent climate change in the Arctic is driving permafrost thaw, which has important
implications for regional hydrology and global carbon dynamics. Permafrost is an important …
implications for regional hydrology and global carbon dynamics. Permafrost is an important …
Origins and transformations of dissolved organic matter in large Arctic rivers
K Kaiser, M Canedo-Oropeza, R McMahon… - Scientific Reports, 2017 - nature.com
Arctic river watersheds are important components of the global climate system and show an
amplified response to climate change. Here, we characterize origins and transformations of …
amplified response to climate change. Here, we characterize origins and transformations of …
Elevated dissolved organic carbon biodegradability from thawing and collapsing permafrost
BW Abbott, JR Larouche, JB Jones Jr… - Journal of …, 2014 - Wiley Online Library
As high latitudes warm, a portion of the large organic carbon pool stored in permafrost will
become available for transport to aquatic ecosystems as dissolved organic carbon (DOC). If …
become available for transport to aquatic ecosystems as dissolved organic carbon (DOC). If …
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