Climate change is ravaging the Arctic, report finds

Ponds on Arctic Ocean, NASA

KENDRA PIERRE-LOUIS / NY TIMES – Temperatures in the Arctic region remained near record highs this year, according to a report issued on Tuesday, leading to low summer sea ice, cascading impacts on the regional food web and growing concerns over sea level rise.

Average temperatures for the year ending in September were the second highest since 1900, the year records began, scientists said. While that fell short of a new high, it fit a worrying trend: Over all, the past six years have been the warmest ever recorded in the region.

“It’s really showing that we have a system that’s under duress,” said Donald K. Perovich, a professor of engineering at the Thayer School of Engineering at Dartmouth College and the lead author of the report’s chapter on sea ice …

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