Arctic tundra
Moist
Permafrost in winter
Waterlogged in winter
Plant life close to ground
Alpine tundra
High mountains Cold nights (summer can get warm) Extreme weather Nutrient poor soil Grasses, sedges, herbs
Taiga/boreal forest
Coniferous forest
Evergreen
Few dominant tree spp. And few shrubs and ground cover
Temperate forest
Cold winters, warm summers
High precipitation
Deciduous
More species rich than taiga
Tropical rainforest
Rain most days
Hot and humid
Nutrient poor soils
Mostly angiosperms
SA biome defined by
Dominant life form first (2nd climate)
Raunkiaer life forms