Latest Permafrost Stories
Greenhouse gas emissions from previously frozen organic carbon in soil are seen as larger than previously believed.
By Carrie Peyton Dahlberg TOOLIK FIELD STATION, Alaska - Beyond the Arctic Circle, teams of scientists measure widening slumps as ice melts beneath the tundra. They scuff through tussocks blackened by unexpected fires, and search for fish in drought-depleted streams.
TOOLIK LAKE, Alaska _ Ground here that for tens of thousands of years was frozen solid is terra firma no more. Across the tundra and coast of the Arctic Ocean, land is caving in.
A melting glacier and flash flooding fears at a Canadian park on Baffin Island forced officials to evacuate tourists and declare much of the area off-limits.
By Alicia Chang Associated Press LOS ANGELES -- The Phoenix spacecraft has tasted Martian water for the first time, scientists reported Thursday. By melting icy soil in one of its lab instruments, the robot confirmed the presence of frozen water lurking below the Martian permafrost.
Global air and water temperatures are inching up, causing seas to warm and expand, and polar ice to melt.
By Carrie Peyton Dahlberg, The Sacramento Bee, Calif. Jul. 18--TOOLIK FIELD STATION, Alaska -- Beyond the Arctic Circle, teams of scientists measure widening slumps as ice melts beneath the tundra.
The rate of climate warming over northern Alaska, Canada, and Russia could more than triple during periods of rapid sea ice loss, according to a new study led by the National Center for Atmospheric Research (NCAR).
Emissions from wetlands around the Arctic may be responsible for higher atmospheric levels of the greenhouse gas methane that were noted last year.
Researchers from the National Oceanographic and Atmospheric Administration Earth System Research Laboratory (ESRL) reported new data that shows a higher than usual average increase in carbon dioxide levels over the last 30 years.
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