Pollution could be prevented by all thing we do each day. Firstly people can use recycled paper to save trees. Second try to avoid using plastic. People should refuse to use carrier bags. If people can not avoid buying plastic bags, they should use re-use plastic bags many times. people must take their old clothes to charity shops. People also should save energy to protect the environment. Switching off all electric things when they are not in use, walk or use a bicycle instead of the car for short trips, Both cycling and walking are good exercises.
Last but not least, Keep a healthy life and keep a clean atmosphere: Plant more trees. This is easy, you know? Plant a tree every month, encourage your friends and colleagues to join you. Have more and more trees planted and there will come a day when you have a green stretch of land thanks to your effort.