At present, our world has air and water pollution problems due to the daily life of our people. Air pollution caused by vehicles and industry. Water pollution problems caused by waste into the river and agricultures . We should help reduce air and water pollution . By traveling by bus. Walk or bike to go to school or go to work instead to using private cars. And tree planting Because of the trees can absorb carbon dioxide gas. Don't dump garbage and waste into the river in order to reduce the problem of operas. If we help each solve air and water pollution. The problem can be reduced to the good health of people.