Nowadays global warming is considered as a burning problem and it is being a challenge to the entire world and its scientific society. Global warming is a worldwide environmental problem by which there is an abnormal increase to the level of temperature,particularly in a natural environment. Global warming is not only affecting the nature, but it affects the life and homes of millions of people. The changes of global warming is visible from the highest mountains to deep in the oceans and it extinguished different parts of the earth and it’s also creates rich bio-diversity. This book should help the student teachers of secondary schools to create awareness on global warming among students studying schools in future.