Sea ice loss seems to have triggered a decline in the nutrient nitrate, affecting the tiny organisms that form the ...

The first summer on record that melts practically all of the Arctic’s sea ice, an ominous milestone for the planet, could occur as early as 2027. “The first ice-free day in the Arctic won’t change ...

Arctic Passages: Ice, Exploration and the Battle for Power at the Top of the World. By Kieran Mulvaney. Island Press; 240 pages; $30 and £24 Ends of the Earth: Journeys to the Polar Regions in Search ...

While it is well known that climate change is heating the world's oceans, it was thought that the deep sea was safe from its effects—until now. Researchers have discovered that a rapidly warming part ...

The Arctic Ocean has always been a region that’s fascinated University of Delaware doctoral student Tianyu Zhou. While most of humanity lives in the world’s temperate zone, the polar ocean seems like ...

The Arctic Ocean may have crossed a dangerous tipping point. Scientists say the rapid disappearance of sea ice is triggering a hidden chemical shift that is stripping the ocean of nitrate — a nutrient ...

Climate change and the associated rising temperatures are melting more and more frozen ground in the Arctic. This dissolved matter contains large amounts of organic carbon which is flowing into the ...

Scientists demonstrate how a series of extreme weather events could lead to the Arctic's first ice-free day within just a few years. The first summer on record that melts practically all of the Arctic ...