A year-long experiment yields acoustic measurements carrying information about temperature and ice in the Arctic Ocean.

The world’s oceans are a topic of vital importance, and renowned broadcaster and explorer Sir David Attenborough has taken on the issue in a recently released film set to be shown in Aspen next week. ...

There is a moment each year when the Arctic stops reflecting light and starts holding it. It does not announce itself. Satellites notice first. Then, researchers begin to compare notes. By late summer ...

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 ...

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 ...

THE NORTHWEST PASSAGE—Climate change is melting sea ice at a quickening pace, and in the process rekindling dreams that have beguiled seafarers for centuries: finding an alternative shipping route to ...

New study shows that 16 percent of the Arctic Ocean’s organic carbon comes from terrestrial sources, such as thawing permafrost and eroding coastlines. Climate change and the associated rising ...