Tundra Vegetation is found in the high northern latitudes of the world.
Vegetation in the Tundra region comprises of lichen, which grows on rocks and is made of fungus and algae living and growing together. Tundra vegetation comprises of Polar Tundra and Alpine Tundra. Tundra Vegetation basically comprises of grasses, mosses and lichens.
Needleleaf Evergreen Forests extend into lower altitudes. Such forests are found on plateaus as well. Sierra Nevada and Rockies are examples of Needleleaf Evergreen Forests. The natural vegetation is under threat due to expanding agriculture, logging and fuelwood consumption. Around 49% of the forest cover is Tropical Forests, 15% are Tropical Rainforests, 5% are plantations, 24% are Boreal Forests, 13% are Temperate Forests and 8% are Subtropical Forests.