With warming, Arctic is losing ground

Scientists anticipate big ecosystem changes from erosion

By Janet Raloff, 13:02 PM April 29, 2011

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Arctic coastlines — a third of the globe’s total shores — are retreating an average of a half meter annually, a 10-nation regional assessment concludes. A warming climate is the apparent cause, according to a related Alaskan study that also calculates the amount of carbon and other nutrients in soil being washed into Arctic waters.

On average, shorelines in the region retreat about a half meter per year, although annual erosion in some regions now exceeds 8 meters, the new S...

Source URL: https://www.sciencenews.org/article/warming-arctic-losing-ground?mode=magazine&context=734