Some of the regions changing the fastest due to climate change are in the far north of the U.S. and Canada. According to a new paper in the journal Geophysical Research Letters, the fastest-changing ...

Northern wildfires can reshape climate for years, sometimes cooling the planet but also releasing carbon from thawing permafrost.

Climate change is fueling this early-season heat, making high temperatures in parts of central Canada at least five times more likely than they would be in a world without climate change. Note: This ...