Foreboding environmental milestones abounded again this year in the Arctic, where experts say dramatic climate shifts ... and wildfires on the tundra, a far-northern biome that's typically known ...

The tundra, a frozen treeless Arctic biome with long dark winters and short ... a scientist at the Woodwell Climate Research Center who contributed to the Arctic report card, during a press ...

The news that the frigid Arctic ... with tundra ecosystems aren't clearly net emitters of more greenhouse gases than they take in, but this transition may be coming. However, the boreal biome ...

The increase in average temperatures is changing weather and landscapes in the Arctic, speeding up the climate crisis worldwide. For example, beavers are moving into Alaska's tundra and ...

The Arctic tundra has shifted from storing carbon in ... and it’s a call to action.” We deliver climate news to your inbox like nobody else. Every day or once a week, our original stories ...

signals a dramatic shift in this Arctic ecosystem, which could have widespread implications for the global climate. "The tundra, which is experiencing warming and increased wildfire, is now ...

For millennia, the Arctic tundra ... Fires, intensified by climate change, release carbon trapped in soil and plants. More frequent infernos have now transformed the tundra into a net source ...

what we found is that the tundra region has shifted from a carbon sink, which it has been for many thousands of years,” said Susan Natali, an Arctic ecologist at the Woodwell Climate Research ...

which will worsen climate change impacts," explained NOAA Administrator Rick Spinrad in a statement. (Gerald Frost/Courtesy of NOAA) Arctic tundra, which has stored carbon for thousands of years ...

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 ...

which in recent years has become a stark alert signal marked by unprecedented and ominous observations all linked to rising temperatures from human-caused climate change. A focus of the latest Arctic ...