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The World Environment Day is an important event setting on June 5th every year. The earth all kinds of pollution and people from all over the world face great challenges. For people, we need to solve a lot of problems, such as growing population and air pollution. In order to make our living environment better, different need to be developed. For example, we can improve public transportation and search for new energy. We can control the birth rate and use resources(资源) . Remember: Work together, we can win a brighter future for .