Tropical Savanna

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Tropical Savanna

• By Megan Burcham Angie Warns

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What is a biome?

• Region of plants and animals
• divisions that organize the natural world
• Examples Tundra, Boreal forests, Temperate
  forests, Midlatitiude grassland, Chaparral,
  Desert, Tropical savanna, Tropical forests, Alpine

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Tropical Savanna

• Grassland usually scattered with trees or shrubs
• Locations Africa, India, Australia, South America

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CLIMATE

• WET
• October - March
• 68 86 degrees (F)
• 1000 2000 mm of rain
• High humidity and calm winds

• DRY
• April - September
• 50 68 degrees (F)
• Below 100 mm of rain
• Low humidity and calm winds

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FIRE

• Recurring natural factor
• weather
• human impact

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Why would humans want to start fires in the
Savanna?

• Open land
• poachers
• Create new, fresh, green grass
• produce more plants

The results...
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How weather influences fire

• Heat
• Lightning
• Dry
• Wind
• Seasonal leaf fall

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Results from Fire

• Animals
• Plants / grasses
• Trees / shrubs

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Animals that inhabit the Savanna

• Lions
• Zebras
• Giraffes
• White Rhinos
• Elephants

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Effects of Fire towards animals

• Burns vegetation
• Migration
• Smoke
• Kills insects

More, more, more!
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What happens to the plants and grass?

• Burn to the ground
• strong, deep roots that hold starch
• grows back when soil gets moist
• Stops overgrowth of trees and shrubs

This is so cool! (imagine Dave soundings)
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What happens to the trees and shrubs?

• Some trees have fire resistant bark
• Some trees die
• takes a long time for trees and shrubs to grow
  back

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WE DONE