To prevent the global warming from getting worse is not an easy task. Every one of us must dramatically reduce the emissions of carbon dioxide and other greenhouse gases. At the same time, there are many human activities which cause global warming. We have to save our world; we can continue our activities but without harm our world. Deforestation is the process of destroying or removing a forest ecosystem. Over the course of history, human has often destroyed forests. More and more businessman often burned tree to have land to obtain additional land. The best solution to solve deforestation is those businessman should cut off the mature trees but don’t kill the baby trees. Besides that, plant trees for each and every trees that are cut as a replacement. As a human living on the earth, use recycled items such as books, toilet paper, even shopping bags. If we do so, we will not waste any of these products so that no new raw material would be requiring replacing them.