Planting trees helps absorption of carbon dioxide from the atmosphere. Helps to maintain the temperature of the earth to be constant. Trees help to release steam into the atmosphere and increase the humidity and the tree also covered the ground from the sun. It helps to reduce the heat of the earth. We should help to preserve the environment, such as planting trees, deforest, do not use plastic bags, use less fuel, the trees. It helps to reduce greenhouse gases. The effect was born with several countries in the world now.