Air polutants

Air pollution is a serious problem in the economy. Even though it has gotten much better, it still needs a lot of work. In the last four years, thousands of people have become ill and died from unusually heavy levels of air pollution. Each year the US dumps about 130 million metric tons of pollution into the air. That amount is more than half a metric per every person in the country and one million metric tons in the atmosphere for every person on earth. The major component of smog and ozone can cause serious respiratory problems, such as breathing difficulty, asthma, and reduced resistance to infection. Carbon monoxide when inhaled replaces oxygen in the bloodstream and can impair vision, alertness, and other mental and physical capac...