| The tropical biome is an ecosystem unique to areas | | | | canopy. However, the ground is free of grasses and |
| around the earth's equator. Parts of South America, | | | | small plants because no sunlight is available. Decayed |
| South Africa and Southeast Asia are areas most | | | | plant material and microorganisms thrive in the hot |
| commonly identified as tropical rainforest biomes. | | | | moist environment on the rainforest floor. |
| These unusual biomes are home to plants and animals | | | | Tropical rainforests see from 60 to 160 inches of |
| found nowhere else in the world. This is the fact that | | | | rainfall a year, and it's fairly evenly distributed |
| makes them very unique. In fact, most plants and | | | | throughout the year. Since there isn't a 'rainy season' |
| animals in rainforest biomes are unable to live outside a | | | | plants and animals in rainforests can depend on a |
| 'captive' environment in other parts of the world. For | | | | constant source of moisture. Temperature ranges |
| example, most of our household plants come from | | | | from 68˙F to 93˙F and humidity |
| tropical rainforest biomes, and would not survive on | | | | is a constant 77-88˙. |
| their own outside the captivity and almost constant | | | | The value of rainforests to humankind is undeniable. |
| attention available in a house or building. | | | | Many plant species are used to produce medicines for |
| Rainforest biomes are protected by a 250 foot | | | | human consumption. Forty per cent of Earth's oxygen |
| canopy of tree tops that allow very little sunlight to | | | | is produced by tropical rainforests. However, tropical |
| filter through. Vines typically grow up and around tree | | | | rainforest biomes have been reduced to less than 6% |
| trunks under the canopy reaching for sunlight, and | | | | of earth's land surface. |
| smaller trees and plants, ferns and palms-that do not | | | | We need to rethink our tacit agreement to the |
| require direct sunlight-grow on the ground under the | | | | destruction of this vital resource. |