如何保护环境,使城市变得更美好?(英语作文)

HOW to make city better
nowadays more and more pollutions make our city dirty.we have only one world so we must protect it better and we must do some following tips;
1,when we see some wastepaper or other rubbish we should take them to dustbin at once.make the city clean
2,we should always clean streets .dont throw paper or packs here and there.we should take an example in public
3,when we go shopping we should take shopping bag instead of plastic ,it is good for environment
in a word.wherever you are.caring your protecting around you.