Modelling climate change over a 500 year period shows that much of the boreal forest, the Earth's northernmost forests and most significant provider of carbon storage and clean water, could be ...

WASHINGTON—The icy region at the top of the globe, lashed by wildfire and pelted with increasingly heavy precipitation, has tipped into “uncharted territory,” scientists reported Tuesday. The Arctic ...

The Arctic is rapidly changing from the climate crisis, with no "new normal," scientists warn. Wildfires and permafrost thaw are making the tundra emit more carbon than it absorbs. From beaver ...

As the Arctic tundra warms up, fires may become more common. And as a giant burn in 2007 shows, those fires could turn the tundra from a carbon... It may be cold up there in the Arctic, but that doesn ...

The warming climate shifts the dynamics of tundra environments and makes them release trapped carbon, according to a new study published in Nature. These changes could transform tundras from carbon ...

Arctic tundra, which has stored carbon for thousands of years, has now become a source of planet-warming pollution. As wildfires increase and hotter temperatures melt long-frozen ground, the region is ...

FAIRBANKS — The July 2007 tundra fire near the Anaktuvuk River was the largest such ever recorded, but that wasn’t the only thing that made it noteworthy. According to a new study published in the ...