The harm of environment to health is more complicated, chronic, and irreversible than other factors. Environmental pollution not only affects the sustainable development of China's social and economic, but also on the people's health and safety and quality of life. Now it has got more and more people's attention.

With the development of the social economy and science and technology, and changes of human life style, the effect of environmental factors to public health is more complex. For example, air pollution increases city crowd incidence of respiratory and allergic disease significantly. Noise pollution damages to the children's hearing and interferences with their ability to learn. The application of transgenic technology to nature creatures and humans genetic has potential effects. These factors threaten the future of mankind in different degree. However, cutting tropical rainforest wantonly will destroy diversity of biology and even cause the destruction of the ecological system. It not only affect the development of the local residents’ health, but also if the extinction of species unable to restore, it will bring great influence on human survival.

For the sake of protecting our health, we must take action to reduce environmental pollution from now on. For instance, To promote safe water storage, better family health measures and cleaner and safer fuel can prevent the death, disease, and most of the disabled.