Producing electricity from wind energy has many advantages. Firstly, it brings money into poor rural areas around the country. It creates thousands of jobs for the local people. Wind energy is an easy crop for farmers to sell. Farmers do not have to depend on water or sun to make money. Farmers can receive a lot of money from farm renting. Secondly, wind power does not produce pollutants, so the costs for health care also decrease. The American Lung Association is in favor of wind energy because it keeps the air clean and free from pollution. They also launch a Healthy Air Campaign to promote the use of wind energy.
Wind energy also keeps energy bills down for the users. It is becoming more competitive with other types of energy in terms of cost. Wind farms leave most of the farmer’s land free for other uses while providing a steady income.

The campaign of the American Lung Association aims at ________.