The tundra biome is the coldest and one of the largest ecosystems on Earth. It covers about one-fifth of the land on the planet, primarily in the Arctic circle but also in Antarctica as well as a ...

We identify biomes by the vegetation and animals that populate them and determine the location of each by the regional climate. The tundra biome is characterized by extremely cold temperatures and ...

Some of the world’s main biomes include rainforest, desert, savannah, grassland, woodland and tundra. Each biome has characteristics that make it unique, for example Alaska is a type of tundra.