Arctic carbon cycle is speeding up

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Photo credit: Jonas Weckschmied

“A new NASA-led study using data from the Arctic Boreal Vulnerability Experiment (ABoVE) shows that carbon in Alaska’s North Slope tundra ecosystems spends about 13 percent less time locked in frozen soil than it did 40 years ago. In other words, the carbon cycle there is speeding up — and is now at a pace more characteristic of a North American boreal forest than of the icy Arctic.”

“The Arctic carbon cycle is a delicate balance of carbon being released into the atmosphere and carbon being removed from the atmosphere. Disruptions to this balance have implications well beyond the Arctic.”

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Source: NASA