Monday, May 21, 2007

Causes of Global Warming Overall

There are many causes that are increasing global warming, and making this international enemy grow everyday. The main cause as we all know is the increase in level of carbon dioxide in the atmosphere. When high amounts of carbon dioxide are released to the atmosphere, there is no place to go instead of getting stuck there, and therefore the heat cannot pass through it and get trapped in the low altitudes. Carbon dioxide is emitted in many ways including factories, power plants, cars and basically anything that requires burning fuels. On the other hand, carbon dioxide is not the only reason of the heat getting trapped in the atmosphere, because deforestation and methane are considered dramatic causes too. Methane is considered the second strongest cause of the increase of the global temperature.

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