How to protect the environment has become one of the biggest problems in the world It’s our duty to protect our environment No matter where we live ， we should do something to keep our neighborhood clean and tidy We can collect waste paper or other waste things for We should plant more trees and we should prevent those factories from pouring waste water into rivers， lakes and We shouldn’t leave rubbish everywhere and spit in public places We mustn’t pick the flowers or step on the grass in If everyone tries his best to protect the environment ， the world will become much more beautiful and our life will be better and better
