Two bull caribou of the Western Arctic Caribou Herd swimming across the Kobuk River during fall 2011 migration in Kobuk Valley National Park. The herd has been in decline since hitting its peak ...

A group of muskoxen gather on the Arctic tundra near Kangerlussuaq, Greenland. (Jeff Kerby) The story of Arctic greening has overlooked some main characters. At center stage are climate change and ...

Arctic tundra, which has stored carbon for thousands of years, has now become a source of carbon dioxide. The new research, led by scientists at the Woodwell Climate Research Center in Falmouth, ...

(CN) — As ice sheets disappear in the Arctic, scientists fretting about the dwindling populations of fungi and lichen — a plant organism that forms what looks like a crust when it grows on rocks and ...

Caribou have been using the same Arctic calving grounds for more than 3,000 years. Female caribou shed their antlers within days of giving birth, leaving behind a record of their annual travels across ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. The Postal Service issued a souvenir ...

Despite the administration’s enthusiasm for developing the Arctic National Wildlife Refuge, oil companies have shown little ...

The Arctic tundra is warming up and that's causing long-frozen ground to melt as well as an increase in wildfires. The region is "now emitting more carbon that it stores, which will worsen climate ...

Authors: Twila A. Moon, University of Colorado Boulder; Matthew L. Druckenmiller, University of Colorado Boulder, and Rick Thoman, University of Alaska Fairbanks The Arctic can feel like a far-off ...

A new study highlights the importance of caribou and muskoxen to the greening Arctic tundra, linking grazing with plant phenology and abundance in the Arctic tundra. The story of Arctic greening has ...

Caribou have been using the same Arctic calving grounds for more than 3,000 years, according to a new study by the University of Cincinnati. Female caribou shed their antlers within days of giving ...

The story of Arctic greening has overlooked some main characters. At center stage are climate change and warming temperatures. Meanwhile, large grazing wildlife, such as caribou and muskoxen, also ...