USGS Projects Large Loss of Alaska Permafrost by 2100

By on    Featured, The Arctic and Alaska Science  

USGS Projects Large Loss of Alaska Permafrost by 2100

Using statistically modeled maps drawn from satellite data and other sources, U.S. Geological Survey scientists have projected that the near-surface permafrost that presently underlies 38 percent of boreal and arctic Alaska would be reduced by 16 to 24 percent by the end of the 21st century under widely accepted climate scenarios. Permafrost declines are more […]

Emissions from Thawing Permafrost Add Trillions in Economic Impacts

By , on    Featured, The Arctic and Alaska Science  

Emissions from Thawing Permafrost Add Trillions in Economic Impacts

BOULDER, Colo., September 21, 2015–Greenhouse gas emissions from thawing Arctic permafrost could result in an additional $43 trillion in economic impacts by the end of the twenty-second century, according to a new study by researchers from the University of Cambridge and the National Snow and Ice Data Center. These extra impacts justify the need for […]

1 … 7 8 9