Tropical Rainforests

Biome

Climate & Location

Rainforests are very humid, and get about 250 cm of rain a year. Most tropical rainforests are located near the Equator. They average a temperature above 18 degrees Celsius.
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Plants & Adaptations

Tropical rainforests contain many plants that are unique and able to adapt.

  • Bark is smooth so plants can't grow up it.
  • Lianas are climbing woody vines with roots in the ground and they grow up into the canopy for sunlight.
  • Leaves have drip tips which drains water quickly off.
  • Most of the trees have buttresses since their roots are very shallow, they help with stability.
  • Epiphytes live on the surface of other plants to survive.
  • Trees reach more than 164 feet to get sunlight.

Animals & Adaptations

The rainforest animals adapt quickly to benefit.

  • camouflage allows animals to be invisible to their predators
  • Prime Real Estate- is when animals live were there is little competition(like spider monkeys in the canopy)
  • Picky Eaters- animals limit their diet so there is less competition for food.
  • Night- animals can eat without a lot of competition.

Human Impact

  • The release of carbon from machines damage the environment.
  • Almost 90,000 square miles of forest are harvested each year.
  • Polution harms the animals and plants.
  • Farmers clear land for crops and soil fertility is only good for about a year ,so they keep clearing land.

Description of the Land

Tropical rainforests have dense vegatation with enormous trees, and they also have umbrella like canopies.

Unique Facts

  • they only cover about 2% of the Earth
  • 50% of Earth's animals live in rainforests
  • almost 1/4 of the worlds medicines are found is them
  • 70% of the plants that help with cancer are found in rainforests