Arctic sea ice melts and regrows over the year, freezing throughout the winter months to reach a maximum extent in late February or March, then melting through the summer to hit a low point in ...

The extent of sea ice blanketing the Arctic this winter fell to the lowest level on record, researchers announced this week; an ominous signal about the effects of climate change in the world’s ...

recently announced Arctic Sea ice reached its maximum extent of the winter season on March 22. Covering 5.53 million square miles, this is the smallest maximum extent of Arctic Sea ice in the 47 ...

BOULDER, Colorado – The Arctic Ocean likely had the smallest winter ice cover in 47 years of satellite records this season, with just 14.32 million sq km of sea ice covering the region at its ...