保护环境作文450字篇19

In the last several decades, our earth has been extremely polluted, such asair pollution, water pollution, noise pollution and so on. In recent years, theextreme weather becomes more and more frequent. Winter gets colder and summerbecomes hotter and it rains more frequently. All of these warn us thatprotecting the environment is a serious and emergent event. As our generalpeople, we should build proper lifestyle. We should pay attention to water andlight saving. When we go out, we should firstly choose the publictransportation. The most important is that we must realize that we can do a lotof things to protect our environment. Its our duty to make our home better.Let’s change from ourselves.