Recycling decreases pollution and protects the environment. Before recycling, we should separate our rubbish into glass plastic bottles, used cans and paper. A good idea to save energy is to turn off the lights, air conditioners and electrical equipment when not in use. Don't waste rain water, as it can be used to water plants And we should use both sides of every piece of paper. Planting more trees and using less fuel are also good ways to help stop global warming.