Related topics: satellite · climate change · sea ice · climate models · arctic

NASA renews focus on Earth's frozen regions

In 2018, NASA will intensify its focus on one of the most critical but remote parts of our changing planet with the launch of two new satellite missions and an array of airborne campaigns.

Arctic wintertime sea ice extent is among lowest on record

Sea ice in the Arctic grew to its annual maximum extent last week, and joined 2015, 2016 and 2017 as the four lowest maximum extents on record, according to scientists at the NASA-supported National Snow and Ice Data Center ...

Wind, sea ice changes suggest climate change in western Arctic

A major shift in western Arctic wind patterns occurred throughout the winter of 2017 and the resulting changes in sea ice movement are possible indicators of a changing climate, says Kent Moore, a professor of physics at ...

Wandering greenhouse gas

On the seafloor of the shallow coastal regions north of Siberia, microorganisms produce methane when they break down plant remains. If this greenhouse gas finds its way into the water, it can also become trapped in the sea ...

Beluga whales dive deeper, longer to find food in Arctic

Reductions in sea ice in the Arctic have a clear impact on animals such as polar bears that rely on frozen surfaces for feeding, mating and migrating. But sea ice loss is changing Arctic habitat and affecting other species ...

Predicting the fate of oil spills in Arctic sea ice

Sea ice is more complicated than you might think. It's not solid. It's much more like a sponge, shot through with tiny channels and pores that can contain salt, briny sea water, or air bubbles.

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