Tuesday, September 26, 2006

Task I : Forest is the lungs of the earth

I agree with the statement that says, “Forest is the lungs of the earth. Destruction of the world’s forests amounts to death of the world we currently know”. There are two reasons why I agree with this statement. First is forest has many trees that produce oxygen for us. The oxygen that is produced by forest’s trees is from photosynthesis process. So if we destroy forest’s trees, it will be same as we destroy “oxygen fabric”. The second reason is forest’s trees absorb carbon dioxide for process photosynthesis. So it seems like human lungs, if we destroy forest, we will die as same as if we have no lungs.

Actually, forest definition is an area with high density of trees. This area covers large areas of earth and functions such as animal habitat, hydrologic flow modulators, and soil conserver. These functions are the most important aspect of earth biosphere. So if we don’t stop world’s forest destruction, we will disturb earth biosphere that can affect to human life even animals.

Forest also plays an important role in global carbon cycle to stabilize carbon pools. If we continue to destroy forest, it will be leads to an increase of atmospheric carbon dioxide levels. Naturally, enormous amount of carbon are stored in the forest by trees and other plants, as well as in the forest soil. As part of photosynthesis, plants absorb carbon dioxyde from the atmosphere, store the carbon as carbohydrate, starch and cellulose, while oxygen is released back into the atmosphere. This process is similar with the respiration process in our lungs, so we can say forest is the lungs of the earth.

As far as we know, for decades humans only take benefits from forest. But they don’t care about forest condition after they take benefit from it. So we can see there are many natural disaster that happen because human didn’t care about forest and didn’t realize how to manage forest. For example forest burned that happened in Indonesia several years ago. The smoke is fly into our neighbour country such as Malaysia and Singapore and makes air polution. There are many causes why forest can be burned. One of these causes is people burn the forest. They burned forest to make farmland. They did this because they didn’t realize what they have already done is very dangerous for human life. Therefore we must protect our forest from the destruction. We better do a prevention action rather than do a rehabilitation action.

Dear Stevens,

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