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 ...

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 ...

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 ...

Foreboding environmental milestones abounded again this year in the Arctic, where experts say dramatic climate shifts are fundamentally altering the ecosystem and how it operates. One recent turning ...

As climate change drives earlier spring conditions in the Arctic, bird species that travel there to breed there are under pressure to migrate faster. A new study led by researchers from the University ...

Climate change looms large over virtually every population, every geographic region and every industry. Yet children and their caregivers are some of ...

NOAA scientists have documented profound change in the frozen north as U.S. government science itself faces an uncertain future. Arctic cotton grass grows in marshy terrain near the Ilulissat Icefjord ...

A new study has shed unprecedented light on the highly variable and climate-sensitive routes that substances from Siberian rivers use to travel across the Arctic Ocean. The findings raise fresh ...

The climate is changing and nowhere is it changing faster than at Earth's poles. Researchers at Penn State have painted a ...

Tundra plants can eek out an existence in the very short summers of the Canadian High Arctic such as here on Ellesmere Island, Nunavut. (Anne Bjorkman, University of Gothenburg) Rapid climate change ...

● Provide climate stability: Arctic lands store massive amounts of carbon in permafrost. Keeping them intact helps slow the ...

In 1957, Hollywood released The Deadly Mantis, a B-grade monster movie starring a praying mantis of nightmare proportions. Its premise: Melting Arctic ice has released a very hungry, million-year-old ...