Regional lands are known for their tundra valleys filled with grasses, plants and bushes, not a 10-foot tree in sight. But that changed in Unalaska during the 1800s when Russian colonizers planted ...

Landscape fires trigger soil erosion processes: the tundra's upper cover, being left without plant protection, warms up faster and deeper, which leads to a significant degradation of the permafrost.

Wildlife presenter Ferne Corrigan takes a look at the Arctic tundra and how plants and animals have adapted to live in this biome. Ferne describes the location of the tundra biomes around the ...