Why do we need to throw less away？There are two reasons. One is that some resources（资源）can't be found any more. That means there is only a certain amount of that resource in the world.【小题1】 When we use up all the oil in the world，there will be no more.

【小题2】All of our trash has to be put somewhere. Much of that trash will be there for hundreds of years. The place will be filled up with too much trash.

【小题3】

One way is to recycle. When you recycle something，it means it is used again. Old newspapers may become paper bags. A glass jar can be melted and made into a bottle.

【小题4】You can wash and use a bottle again. It can hold something else.

The third way to cut down on trash is to reduce the amount of trash you make. Stop buying things that you don't need in the first place【小题5】