Yukon-Koyukuk Census Area, Alaska, Air Pollution Sources

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Abstract: The Environmental Protection Agency (EPA) compiles data on emission tonnages of air pollutants for US counties.  US Air Quality Gradebook ("AirGrades") source sheets such as this one for

Yukon-Koyukuk Census Area, Alaska, give the percentage contributions from specific air pollution sources.  Fort Yukon, Alaska, is in the Yukon-Koyukuk Census Area.