11,000 new beaver ponds Tape and his colleagues assessed aerial photos from the early 1950s and found no signs of beaver presence in Alaska's Arctic tundra. The first signs of beavers appeared in ...

After months of endless sunlight, the foliage over the Alaskan tundra reached its autumn peak in September, when it was also teeming with Arctic bounty. Even the most casual hiker trudging even a ...

Federal researchers have discovered that shrubs in the Alaskan Arctic are growing larger and spreading across previously barren territory in the tundra ... of aerial photos, comparing new images ...

Eight summers ago, a bolt of lightning struck a dry tundra hillside in northern Alaska. Fanned by a warm ... compared LIDAR images to see how the roughness of the landscape increased since the ...

This photo was taken in 2007. It is the Anaktuvuk River fire, North Slope, Alaska, near the village of Anaktuvuk Pass. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news ...

In this Alaskan tundra, fierce winds and biting cold favor ... The journey confirmed what Dial suspected, that the shadows in the satellite images were in fact out-of-place trees that are part ...

The study focused on Alaska’s largest ... we can detect from satellite images,” she says. The aerial surveys help scientists understand the expansive tundra, where field research is limited ...

Beavers are invading Alaska's Arctic tundra as it warms, transforming the landscape like wildfire. Satellite images show rivers turning into trains of lush ponds as beavers build their dams.

Beavers are invading Alaska's Arctic tundra as it warms, transforming the landscape like wildfire. Satellite images show rivers turning into trains of lush ponds as beavers build their dams. The ...