The subarctic regions comprise lands that lie just south of the Arctic Circle, including areas of Canada and Siberia. Learn about the topography and climate of the subarctic region.
Alaska is considered one of the most scenic states in the USA. Temperate rainforests, arctic tundra, boreal forests, and volcanic islands are all part of the landscape in Alaska.
A close-up photo of a black and white penguin, one of the sea animals common in the polar regions of Antarctica. The penguin stands in front of a frozen, dark seascape.
The northern lights explode over a snowy mountain range in Alaska, resulting in a dramatic, green sky. Visitors to the arctic can expect a dramatic environment with powerful extremes.
Because of the very low nitrate levels found in arctic tundra soil, scientists had assumed that plants in this biome do not use nitrate. But a new study challenges this notion. ...
Science Daily. Fri, 23 Mar 2018 13:08:44 EDT.