Environmental problems are becoming more and more serious all over the world. For example, cars have made the air unhealthy for people to breathe and poisonous gas is given off by factories. Trees on the hi
The world we live in is becoming more and more intolerable because of environmental destruction. Bird flu and Sars are two typical examples that environmental destruction may threaten our life. Besides, forest
每个人都要履行保护环境的责任和义务。Harmony with the environment is that we live in on Earth, who is a natural son, and not only to natural persons as the conqueror, as we all know, there is only on
保护环境英语作文篇1 Environmental pollution can cause direct damage and impact to ecosystems, such as desertification and forest damage, which can also cause indirect hazards to ecosystems and human societies. Sometimes the ha