The Arctic is now a carbon source, instead of a carbon sink, according to a new report released by NOAA. Warming temperatures ...

Rising temperatures, increasing precipitation, thawing permafrost and melting ice are pushing the Arctic outside its ...

Arctic Report Card, released December 10, scientists from 11 countries, with expertise ranging from wildlife to wildfire and ...

The Arctic can feel like a far-off place, disconnected from daily life if you aren't one of the 4 million people who live there.

For the first time, scientists have observed the release of a massive glacial lake outburst in East Greenland, where more ...

For millennia, the tundra regions of the Arctic drew in carbon from the atmosphere and locked it in permafrost. That is the case no more, according to an annual report ...

The concept was quickly embraced by scientists trying to raise the alarm about global warming. “We are on the precipice of ...

Scientists predict the most spectacular aurora displays in years—here’s where to catch them, from Alaska’s secret spots to ...

The magic surrounding Santa's remote arctic home is very real. Here's where it's located and the history of how it came to be ...

Three-quarters of Earth's land has become drier since 1990. Droughts come and go—more often and more extreme with the ...

The Arctic tundra is no longer the carbon sink it once was. "The tundra, which is experiencing warming and increased wildfire ...

Climate tipping points are a specter looming over our future — thresholds beyond which the Earth’s systems switch into new ...