ENV 1302 Chapter 5
Temperate Deciduous Forest

Europe, East Chinee, Eastern North America

 

Stable precipitation, variable seasonal temperatures

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Common trees: oaks, beeches, and maples

 

Think of forests around dad’s house

Temperate Grasslands

(steppe or prairie)

more extreme temperature variation between seasons

;

minor precipitation

;

once widespread across parts of North and South America; have been converted to farmlands

;

Bison, prairie dogs, etc

;

Think of nomadic;Native Americans

Temperate Rainforest

Coastal Pacific Northwest

;

High precipitation; moist, mossy interiors

;

Coniferous (fire-adapted) trees: cedar, spruce, hemlock, fir

;

moisture-loving animals

;

fertile soil susceptible to erosions; landslides

;

Think of the woods in Twlight; in Washington

Tropical Rainforest

Central and South America, southeast Asia, west Africa

;

year-round rain and warm temp

;

lush vegetation, but poor, acidic soils; nutrients in plants

;

high biodiversity, but at low densities

;

easy; Brazilian rain forest; many endangered animals b/c of low densities

Tropical Dry Forest

India, Africa, South America, northern Australia

;

wet/dry seasons

;

warm, but less rainfall

;

converted to agriculture

;

erosion-prone soil

;

think of ELG trained monkey video; tigers

Savanna
tropical grassland interspersed with trees

Africa, South America, Australia, India

Minor temp cahnges, but high precipitation in rainy season only

Zebras, gazelles, giraffes, lions, hyenas

Think of Africa!

Desert

Dry; very low precipitation

;

Some deserts are bare sand dunes; others have more vegetation

;

not always hot; temps vary widely; nights cool

;

soils often saline

;

nocturnal or nomadic animals; plants have thick skins or spines

;

obvious

Tundra

Canada, Scandinavia, Russia

;

minimal precipitation; high seasonal variation in temperature (very cold winters)

;

Permafrost

;

Few animals can survive year-round: polar bears, caribou

;

Lichens; few trees; litte vegetation

;

Think of Antarctica, Russia, N. Canada

Boreal Forest

(Taiga)

Canada, Alaska, Russia, Scandinavia

;

variation in temp and precipitation

;

cool, dry climate: long cold winters and short cool summers

;

poor, acidic soils

;

a few evergreen species dominate

;

Think of Alaska ; Canada

Chaparral

Limited to small patches: Mediterranean Sea, California, Chile, S. Australia

;

High seasonal: mild wet winters, warm dry summers

;

frequent fires

;

fire-adapted, densely thicketed evergreen shrubs

;

Think of Cali

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