The Arctic is not just warming - it is unraveling. " What makes this so alarming is that these feedback loops don't operate ...

The Arctic Ocean, once locked in a vault of thick, old ice, now is transforming at lightspeed. Temperatures there are increasing at up to four times the rate of the planet overall, melting sea ice ...

With the Arctic sea ice maintaining its trend of declining, average extent since the 1980s, there is another side to the story with a unique, slightly more positive statistic. The Arctic sea ice ...

As the Arctic Ocean loses its sea ice due to climate change, sunlight penetrates deeper into the water and encourages the growth of tiny plant-like organisms (phytoplankton). But to thrive, they need ...

Melting Arctic ice is revealing a hidden world of nitrogen-fixing bacteria beneath the surface. These microbes, not the usual cyanobacteria, enrich the ocean with nitrogen, fueling algae growth that ...

The Polarstern recently ended a two-month expedition in the Central Arctic in Longyearbyen, Svalbard. The international and interdisciplinary research team, led by the Alfred Wegener Institute, ...

I walked out onto the frozen Arctic water off Utqiagvik, Alaska, for the first time, I was mesmerized by the icescape. Piles of blue and white sea-ice rubble several feet high gave way to flat areas ...

Climate change is having a profound impact on the Arctic. We know that the region is warming significantly faster than the ...

The Arctic is warming four times faster than any other place on the planet. As sea ice melts, new shipping routes between continents are opening up, and the yearly window for navigating through these ...

Nearly two decades before U.S. President Donald Trump eyed the strategic value of Greenland for the U.S., Russian explorers planted their country's flag on the seabed 14,000 feet below the North Pole.