When Cyrus Harris first saw a beaver during a camping trip in the tundra territory in the far northwest of Alaska in 1988, the discovery created a stir in his hometown of Kotzebue. “That made big news ...

Add Yahoo as a preferred source to see more of our stories on Google. A close-up of a frost-covered reindeer and a white ptarmigan feeding together on green moss in a hole dug into the deep snow.© A-Z ...

Wildlife biologists used a novel technique to trace the movement of carbon through Arctic and boreal forest food webs and found that climate warming resulted in a shift from plant-based food webs to ...

It began decades ago, with a few hardy pioneers slogging north across the tundra. It’s said that one individual walked so far to get there that it rubbed the skin off the underside of its long, flat ...

It began decades ago, with a few hardy pioneers slogging north across the tundra. It’s said that one individual walked so far to get there that he rubbed the skin off the underside of his long, flat ...

A research team is studying how expanding populations of two local herbivores -- reindeer and geese -- on Svalbard will impact the future of the ecosystem on the islands. In the frigid seas halfway ...

The boreal forest, covering much of Canada and Alaska, and the treeless shrublands to the north of the forest region, may be among the worst impacted by climate change over the next 500 years, ...