PRESENTATION OUTLINE
CHARACTERISTICS
- Permafrost
- Treeless biome w. permanently frozen soil under the surface
- Precipitation 15-25 cm
Warmer than in the tundra
Lack of permafrost
30-84 cm precipitation
Short warm summers, long cold winters
TEMPERATE DECIDOUS FOREST
All four seasons occur
Hot summers, cold winters
Trees-humans cut down
75-150 cm precipitation a year
38-100 cm precipitation
Hot summers, cool wet winters
Mostly around the sea, & land dominated by shrubs
Soils that are able to support large amounts of grass
Fires help them from becoming forests
50-89 cm precipitation
Evaporation rate exceeds precipitation
2-26 cm precipitation
Less precipitation than most places
50-130 cm precipitation
Hot, rainy summers. Cold, dry winters.
Grasses and scattered trees
Most diverse of all land biomes
200-1000 cm precipitation
Most rainfall
Hot, wet, and humid all year
