If all of us will plant only one tree, so we can help in saving the greenery of our earth. There are a lot of people cutting the trees. But they should stop because the trees are only helping to them and also to us in breathing. Also, they give us food and medicines. There is a very big importance of trees, in our life. So because of this, we all should contribute or sometime to these trees, which are helping us in our life. Saving them we only save our life.