Some polar bears in Greenland survive on surprisingly little sea ice
‘Glacial mélange’ could provide a last, temporary refuge for some bears as the Earth warms
![A polar bear stands atop glacial mélange — a floating mishmash of icebergs, sea ice fragments and snow that exists year-round](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2022/06/061422_no_polarbear_feat.jpg?fit=1030%2C580&ssl=1)
A polar bear stands atop glacial mélange — a floating mishmash of icebergs, sea ice fragments and snow that exists year-round — in southeast Greenland in September 2016.
Thomas W. Johansen/NASA Oceans Melting Greenland