Friday, April 16, 2010

Introduction to Global Warming

Global Warming
Global Warming is a serious issue which has hit all over the world. It is a continuous rise in the temperature of the surface of earth and its oceans. This rise in relative temperature is resulting in the melt down of the glaciers. The biggest reason behind global warming is the excess diffusion of Carbon Dioxide in atmosphere. Every time when something is burnt, carbon dioxide is transmitted in the air in huge amounts. This directly affects the Ozone layer, which is the protective sheet of the earth. The ozone layer had become weak and frail, which is now unable to protect the earth from the hazardous and unsafe rays coming from the sun. Thin layer of ozone is unable to prevent from the Ultraviolet rays of the sun. Thus the relative temperature of earth had risen to an alarming level. This change in temperature had occurred all over the globe. Its harmful effects are expected to be the strongest in the Arctic, with melt down of glaciers at a very high rate as well as the poor regions like Africa have greater chances of being affected.

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