Researchers are trying to rebuild sea ice above the Arctic Circle so it can reflect the sun’s warming rays, slowing climate ...

A haze of ice crystals in the air created a halo around the low sun as three snowmobiles thundered onto the sea ice on a ...

Mercury (Hg) is a naturally occurring element found across the globe, yet it becomes highly toxic as it accumulates up the ...

Harvard Kennedy School Professor John Holdren and Arctic Initiative director Jennifer Spence say multiple new threats are ...

The ripple effects could be enormous. Scientists make unexpected discovery after studying waters under Arctic ice — here's ...

According to an internal budget document, the Trump administration is seeking to end nearly all of NOAA's climate research.

Without an ice layer on the ocean's surface, the light penetrating the waters changes, affecting the type of algae and ...

As global warming melts more sea ice in the polar regions, the light that enters the ocean is not just increasing in amount—it’s also changing in color. This shift in the underwater light environment ...

In the dim twilight of an Arctic winter's day, with the low sun stretching its orange fingers across the frozen sea, a group of researchers drill a hole through the ice and insert a hydrogen-powered ...

In high-latitude Arctic fjords, warming seas and reduced sea ice are boosting seaweed growth. This expansion of seaweed ...

Annual summer melt has become more extensive, leaving far wider areas of the Arctic Ocean open. The annual minimums ... by ...