Saturday, June 2, 2007

What is causing global warming?

Global warming issue occurred as a result of human environmental mistreatment. As these harmful activities increased the earth’s temperature increased. Researchers and scientists discovered that this is happening, because there is a layer that consists of several gases covering earth’s atmosphere. This layer allows sun light to enter the atmosphere, but it doesn’t let it reflect back to outer space.

Although there were bad environmental activities in the past, the pollution rate was very low. The rate of pollution and emissions has jumped tremendously in the past few decades. This increase in pollution rate formed the greenhouse effect that consists of these factors, which are the main direct factors of global warming; Carbon Dioxide, Methane, Nitrous oxide, Deforestation, City Gridlock, and Carbon in Atmosphere and Ocean.
this is happening because, increased.

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