Sunday, December 26, 2010

RISE IN TEMPERATURE OF EARTH

TEMPERATURE RISING OF EARTH

The world can be divided into three major climate zones stretching like large belts across the latitudes the tropics which are warmer the cold polar region and the temperature zones which lie between them . Temperatures across the earth range from above 30 degree in deserts to as low as -55 degree at the poles .temperature is also controlled by altitudes because air becomes cooler and less dense the higher it gets , mountains regions are typically colder than those areas which are at , or closer to sea level .

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