Ancient C emissions from Arctic tundra: soil carbon isofluxes (14CO2) in response to long-term changes in winter snow depth

Robert G Jespersen1, Shawn Pedron2, Claudia I Czimczik3, Jeffrey M Welker4, John C Ferguson5 and Xiaomei Xu2, (1)University of Alaska Anchorage, Anchorage, AK, United States, (2)University of California Irvine, Irvine, CA, United States, (3)Univ of California, Irvine, Irvine, CA, United States, (4)University of Alaska Anchorage, Department of Biological Sciences, Anchorage, AK, United States, (5)University of Alaska Anchorage, Anchorage, United States