Wastе pollute environment. We need to try to reduce waste. After meal, if you have dogs , you can give them chicken bones, or give cat a fish. You can eat eggshell, it has calcium. To give chicken eggslell or use for handmaking. To hand over bottles for recycling. If you follow these rules. Firstly, our the land will be more fertile, because will get less trash. Secondly, air will get cleaner.
All in all we must take care of nature.