Protected the Earth. 爱护地球

The Earth is badly polluted today,.Pollution does great harm to our health and even to our life.If we can't solve this problem, we  can't have a clean and safe Earth.

今天地球受到了严重的污染，污染严重危害我们的健康，甚至我们的生命。如果我们不能解决这个问题，我们就不可能拥有一个干净安全的地球。