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World Biomes By: D. Buyarski: dbuyarsk@nmu.edu April 18, 2004 Biome Classification 9 Types Tundra Taiga Grassland Deciduous Forest Chaparral Desert Savanna Rainforest Alpine Tundra Location: 55 to 70 degrees N. Latitude Almost Entirely Treeless

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world biomes

World Biomes

By: D. Buyarski: dbuyarsk@nmu.edu

April 18, 2004

biome classification
Biome Classification
  • 9 Types
    • Tundra
    • Taiga
    • Grassland Deciduous Forest
    • Chaparral
    • Desert
    • Savanna
    • Rainforest
    • Alpine
tundra
Tundra
  • Location: 55 to 70 degrees N. Latitude
  • Almost Entirely Treeless
  • Almost Entirely Located in the Northern Hemisphere
  • Average Annual Temp. -70 Degrees F
  • Very Cold
taiga
Taiga
  • Located Below the Tundra Biome
  • Made Up of Needleleaf Forest with lots of Coniferous Trees
  • Winters: Very Cold with lots of Snowfall
    • Temp. Range: -65 to 30 Degrees F
  • Summers: Warn, Rainy, and Humid
    • Temp. Range: 20 to 70 Degrees F
  • Total Precipitation: 30 to 85 cm
grassland
Grassland
  • Made of rolling terrains of grasses, flowers, and herbs.
  • Grasslands have over 80 species of animals and 300 species of birds.
  • Grassland soils are too thin and too dry for trees to survive.
  • Temps. range between -40 degrees F in the winter and 70 degrees F in the summer.
  • Average Rainfall: 10 to 30 inches per year.
deciduous forest
Deciduous Forest
  • Average annual temp. 50 degrees F
  • Average annual rainfall is 30 to 60 inches per year
  • Four distinct seasons
    • Spring
    • Summer
    • Autumn
      • Leaves Change Color
    • Winter
      • Trees Lose Their Leaves
deciduous forest cont
Deciduous Forest Cont.
  • 5 Zones
    • Trees Stratum Zone
      • Oak, beech, maple, chestnut hickory, elm, basswood, linden, walnut, and sweet gum trees are found in this zone.
      • This zone has a height range on 60 to 100 feet.
    • Small tree and Sapling Zone
      • Made up of young and short trees
    • Shrub Zone
      • Made up of rhododendons, azaleas, mountain laurel, and huckleberry shrubs
    • Herb Zone
      • Made up of plants and herbal plants
    • Ground Zone
      • Lichen, club mosses, and tree mosses make up this zone
chaparral
Chaparral
  • Winter: Very Mild
    • Temp. around 50 degrees F
  • Summer: Very hot and dry
    • Temp. around 104 degrees F
    • Fires and drought are very common
  • Plants have small, hard leaves which hold moisture
deserts
Deserts
  • Hot and dry desert
    • Very little plant life
    • Only animals that can burrow can survive the heat
    • Temp. range 68 to 120 degrees F
    • Annual precipitation is 15 cm
  • Cold desert
    • Never warm enough for plant growth
    • Animals also burrow, but this is to get warm
    • Temp. range 28 to 77 degrees F
    • Get lots of snow, but only 15 to 26 cm of rain
savanna
Savanna
  • Rolling grassland with shrubs and isolated trees
  • Not enough rainfall to support forests
  • Also known as tropical grassland
  • Temp. is warm all year round
tropical rainforest
Tropical Rainforest
  • Average rainfall is 50 to 260 inches
  • Temp. range is 68 to 93 degrees F
  • Average humidity is 77 to 88%
  • Covers less than 6% of Earth
  • Produces 40% of Earth’s Oxygen
alpine
Alpine
  • Cold, snowy, and windy
  • Located at an altitude of 10,000 feet or more
  • Summer average temp. 50 to 59 degrees F
  • Winter lasts from October until May
links to more information
Links to more information
  • http://www.blueplanetbiomes.org/tundra.htm
  • http://www.blueplanetbiomes.org/taiga.htm
  • http://www.blueplanetbiomes.org/grasslands.htm
  • http://www.blueplanetbiomes.org/deciduous_forest.htm
  • http://www.blueplanetbiomes.org/chaparral.htm
  • http://www.blueplanetbiomes.org/desert.htm
  • http://www.blueplanetbiomes.org/savanna.htm
  • http://www.blueplanetbiomes.org/rainforest.htm
  • http://www.blueplanetbiomes.org/alpine.htm