The ground contain permafrost.
Plants include mosses and woody shrubs.
It receives less of 3 inches of precipitation pear year.
It has the highest biological diversity on Earth.
Plants are adapted to survive fires.
It is also called boreal forest.
It has grasses and a few trees.
It receives more precipitation than any other biome.
It is the coldest.
The soils are rich-nutrient.
It is hot and very dry.
It has coniferous trees.
It is warm and humid year round.
It has deciduous trees.
The soil is rocky and sandy.
It has wet and dry seasons.
It has four seasons.
It is the largest biome.
