"The further aspects of man's impact on the vegetation of the rain forests must be mentioned: (1)the commercial exploitation of trees for lumber, (2)the continued exploitation of wood for fuel, including charcoal, and (3)the introduction of exotic trees for production of raw materials."(Bennett 230) Logging itself, does not have to be so destructive...
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The multiple clearances of land are what is so destructive. The forest has the ability to replenish itself if given the proper time to. The problem is that as soon as the new trees reach a suitable size they are cut again. Some areas of the rain forest have been cleared three times in thirty years. Logging has grown extensively, and there is a spread of it into the last intact forests...
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Acid Rain When a chemical in the air turns into a gas and evaporates, they mix with water vapor and cause acid rain. This rain is more acidic than normal because it contains sulfuric and nitric acid from the burning of coal and oil...	1 / 269
Acid Rain Even though fuel combustion emitting sulfur dioxide (SO2) and nitrogen oxides (NOx) are higher in some areas, acid rain does not always occur near the source of the pollution...	1 / 233
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