The arctic tundra is South of the polar region, but North of the Taiga (aka Boreal Forest) biome. It can be generally found between 60 and 70-degrees North Latitude. Within this biome, you will find ecosystems in which lichens may make up the main photosynthetic material while others may have mosses that serve that role as producer. read more
Tundra is the dominant land type of the Arctic and subarctic regions. Tundra also exists above the timberline in the Western Cordillera, but the discussion here is generally confined to the northern tundra. read more