As sea ice declines, bowhead whales hardly find protection from big predators off the north coast of Alaska.
Coastal erosion is particularly strong in the Lena Delta, releasing huge amounts of carbon and nitrogen.
Changes in the Arctic over the last decades are so severe that scientists are talking about a new climate regime.
A section measuring about 110 square kilometers has broken off the largest remaining ice shelf in the Arctic and is thus experiencing a similarly rapid melting as other ice shelves that have disappeared before.
The massive retreat of the Pine Island Glacier in West Antarctica is due to a weakening caused by damages on its sides.
Climate change is increasingly influencing which arctic plants are efficiently pollinated and which are not, as a new study has found.