Arctic tundra plants must adapt to the cold, dark conditions of the tundra as the sun does not rise during the winter months. These plants experience brief growth periods during summer when ...

The average winter temperature in the Arctic is ... of 6-10 inches limits that growth to only the hardiest of plants. The Arctic tundra is characterized by its layer of permafrost or permanently ...

Climate change impacts on the Western Arctic Caribou Herd go beyond the spread of shrubs displacing tundra plants. Warm winter conditions in 2005 produced two days of rain in the herd’s winter ...

It’s well established that the slow incremental “press” of rising temperatures ischanging the Arctic landscape, threatening the survival of plants and ... of extreme winter events: sudden ...

With the Arctic warming faster than the global average, researchers at UBC and the University of Edinburgh have made an important discovery about tundra plants and how they are adapting faster ...

Methane, a potent greenhouse gas, is bubbling from thawing ground under lakes across the Arctic. In winter, surface ice ... As these plants and animals died, the cold slowed their decomposition.

Arctic tundra, which has stored carbon for thousands ... Permafrost is full of carbon that has been locked away by plants over millennia. But last year's permafrost temperatures were the second ...

Wildfires and thawing permafrost are causing the region to release more carbon dioxide than its plants remove ... air temperatures are thawing Arctic tundra, activating carbon-hungry microbes ...