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Tropical rainforests


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Tropical rainforests

  1. 1. Tropical Rainforests Steiner Ráhel & Nagy Dóra 11.c
  2. 2. Tropical rainforest:• Hot and wet throughout the year• warm, wet forests with many tall trees• Min. annual rainfall between 175 cm and 200 cm • poor soils due to the heavy raining• The temperature ranges from 21°C to 45°C• High relative humidity• Equatorial climate 
  3. 3. Location• South and Central America• Africa• Asia• Australia Congo Basin South-east Asia Amazon Basin
  4. 4. EMERGENTS: Giant trees that aremuch higher than the averagecanopy height. It houses many birdsand insects.CANOPY: The upper parts of thetrees. This leafy environment is full oflife in a tropical rainforest andincludes: insects, birds, reptiles,mammals, and more.UNDERSTORY: A dark, coolenvironment under the leaves butover the ground.FOREST FLOOR: Teeming with animallife, especially insects. The largestanimals in the rainforest generallylive here.
  5. 5. Plants in the rainforest• 2/3 of the world’s plants• 10km2 area contains 1,500 kinds of flowering plants and 750 tree species
  7. 7. Facts about rainforests• we are losing 137 plant, animal and insect species every single day due to rainforest deforestation. • One-fifth of the worlds fresh water is in the Amazon Basin.• More than half of the worlds estimated 10 million species of plants, animals and insects live in the tropical rainforests. 
  8. 8. • An area of a rainforest the size of a football field is being destroyed each second.• More than 2,000 tropical forest plants have been identified by scientists as having anti-cancer properties.• The trees of a tropical rainforest are so densely packed that rain falling on the canopy can take as long as 10 minutes to reach the ground.
  9. 9. Thank youfor yourattention!