Global warming is due to the ability of the atmosphere to stop the radiation of the Earth. Were it not for the greenhouse effect on Earth's average temperature would be lower by about 35 * C. As a result of global warming, is emitted infrared radiation harmful to human health. Moreover, it leads to melting glaciers and raising sea levels, which could lead to flooding and destruction of coastal towns. Another effect is significant global warming and therefore the vegetation disappears and creates vast desert areas, savannas. Also intensifying weather events such as storms, floods, etc. To prevent these effects should reduce the amount of burning fuel, carbon emissions and other gases into the atmosphere.