求英语作文：what can we do to stop global warming词数：120以上

It must be realised that humans activities are the causes of global warming. The increasing levels of carbon dioxide (CO2) have rose at exponential rates. It is therefore our duty to save the earth.

We have only one earth; it's our duty to protect the nature. But now the nature is getting worse and worse. It is necessary for us to

Global warming is a serious problem ,as we all know.We must take immediate action to deal with it .First we should plant more trees to reduce carbon dioxide in the air.Second we should take buses