Tundra%20Biome - PowerPoint PPT Presentation

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Tundra%20Biome

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Tundra Biome Plant Life Very few plant species Cold temperature survival is necessary Plants strive on heat absorption Dark leaved plants retain heat better Some ... – PowerPoint PPT presentation

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Title: Tundra%20Biome


1
TundraBiome
2
Plant Life
  • Very few plant species
  • Cold temperature survival is necessary
  • Plants strive on heat absorption
  • Dark leaved plants retain heat better
  • Some plants include lichens, mosses, and shrubs

3
Animal Life
  • Survival through extremely cold temperatures
  • Go long periods without food
  • Camouflage and stealth is key
  • Fur insulates and heats animals
  • Animals include Arctic Fox, Snowy Owl, and Polar
    Bears

4
Abiotic Factors
  • No true soil is present
  • Winds and heavy snows dominate
  • Almost no precipitation each year
  • Freezing temperatures almost year round
  • Water is only found in lakes

5
Tundra Range
  • Tundra is found in Canada, Greenland, Alaska,
    Europe, Russia, and Antarctica
  • It stretches from east to west
  • Tundra is 20 of the earths land
  • Green indicates tundra land area
  • Mostly located in the north

6
Human Impact
  • Global warming is melting the tundra
  • Oil spills affect tundra ecosystems
  • Human development destroys wildlife
  • Minor pollution kills native animals
  • Minor hunting affects population

7
Tundra Climate
  • Very short growing season
  • Extremely cold, 6-10 month winters
  • About 5 inches of precipitation per year
  • Short but still cold summers
  • Great amounts of snow and persistent winds

8
Interesting Facts
  • Tundra comes from the word tunturia
  • Tunturia means treeless plain
  • Frozen soil is called permafrost
  • All tundra landforms are made of permafrost
  • The sun shines all day in summer

9
Interesting Facts Continued
  • Dwarf Willow- the only tree that grows in the
    tundra
  • The two kinds of tundra are alpine and arctic
  • Permafrost can go down 2000 feet
  • Some winds reach 100 m.p.h
  • Temperature can reach 30 degrees Celsius
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