Welcome to Clean Air World

The National Association of Clean Air Agencies (NACAA, formerly STAPPA/ALAPCO) welcomes you to Clean Air World. Use this web site to learn about air pollution, find the latest news and information on important air topics and link to governmental air pollution control agencies around the world  

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Did You Know?

An average integrated paper mill in the United States uses enough energy to supply the residential energy needs of an average U.S. city of 100,000 persons. Or, the 310 major paper mills in the United States consume about as much energy as all the households in California and Texas combined.