A world without tress ”世界上没有一棵树“该怎么写英语作文?

A world without trees will be very horrible.Without trees,the air will be bad to us.The trees give out oxygen,so people can breathe fresh air every day.Without trees,most places will become desert .Without trees,some birds will have no home.Without trees,there will be fewer fruits.So if we live in a world without trees,we can't live long.Let's plant and protect trees together.
自己写的,加油!