Sunday, June 3, 2007

Global Warming

Global Warming is the increase in the average temperatures of the earth air and ocean in the last decade. This is considered a phenomenon because it affects badly on the world. In this essay, I would like to write a description about it. This phenomenon is called the greenhouse effect. The scientist called like this because it is similar to how works in plastic houses (greenhouse) similar to the sunlight inside the earth. It led to a lot of devastating damage. The main one is the hole in Ozone layer. This hole allows harmful x-rays like ultraviolet and infrared rays to enter the earth and cause melting ice in the Arctic and high water, and floods some parts of the lands. There are many reasons why this problem started from the beginning. The major reason is pollution, whether it comes out of the car and factory exhaust or from other sources. This was a brief summary about global warming.

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