Climate change is starving the Arctic Ocean of essential nutrients, with the region's six largest rivers now delivering far less of the type of nitrogen that marine ecosystems need to survive, ...

As climate change drives earlier spring conditions in the Arctic, bird species that travel there to breed there are under pressure to migrate faster. A new study led by researchers from the University ...

VARDØ, Norway (AP) — In one of the top Arctic birding destinations in the world, environmental and health challenges are threatening some of the seabirds that are part of Norway's unique coastal ...

Hundreds of Arctic rivers and streams are turning bright red-orange, not from chemical pollution, but from naturally occurring iron spilling from long-frozen ground as temperatures warm. The "rusting ...

The Earth contains two frosty, cold ends: the northern Arctic Circle — more commonly known as the “North Pole” and home to the beloved Santa Claus — and the opposite, southern continent of Antarctica.

The Arctic last season was the hottest it has been in the past 125 years. The extent of sea ice during its usual maximum in March was the lowest in 47 years of satellite recordkeeping. The North ...