From Alaska to Siberia, the Arctic is changing so rapidly that there is no "normal" there now, scientists warn. The consequences reach across the globe. The Arctic tundra now releases more carbon ...

Freezing temperatures will extend as far south as Texas and Florida. Millions of Americans should prepare for an Arctic blast that will blanket much of the country in below-freezing temperatures ...

China and Russia are stepping up efforts to develop Arctic shipping routes amid growing geopolitical tensions between both countries and the West. The two nations had reached consensus on the ...

It may even leave residents wondering: Is this a sign of what’s to come the rest ... But first, another cold snap. The latest Arctic blast will enter the Upper Midwest on Wednesday before ...

The promise of deeper emissions cuts will very likely be ignored by the Trump administration, but officials hoped it would send a signal to the world. By Brad Plumer and Lisa Friedman The court ...

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The Arctic was once defined by its lack of potential conflict — encapsulated in the saying “high north, low tension.” Countries that struggled to cooperate closer to the equator have ...

The last nine years have been the warmest ever recorded in the Arctic Circle, and this year saw a number of new milestones in the region: It was the rainiest summer on record, and plant life ...

Arctic sea ice is shrinking as humans continue to heat up the world by burning fossil fuels. Since the mid-1980s, the amount of thick, multi-year ice has shrunk by 95% . The ice that remains is ...