As we all know, there is only one Earth. Green mountains and clear water are as good as mountains of gold and silver. So it's important to protect the
Earth. However, the environment around us is getting worse and worse. The air pollution is so serious that
many people get sick. Moreover, factories put waste water into rivers and lakes. As a result, they smell
terrible. People in some areas don't have enough clean water to drink. So I think we should act right away
to protect our Earth. First, our government should make laws. Second, we can go to school on foot or by
bike to save energy. Also, we can use shopping baskets instead of plastic bags when shopping to reduce
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