Air pollution

https://www.wikidata.org/wiki/Q131123

Field Hierarchy

Parent
Biology 36M papers	Chemistry 28.9M papers	Organic chemistry 12.9M papers	Ecology 8.1M papers
Current
Air pollution 105k papers
Child
Air pollutants 19.9k papers	Atmospheric dispersion modeling 8,490 papers	Emission inventory 6,382 papers	Aerodynamic diameter 4,196 papers
Clean Air Act 4,026 papers	CMAQ 2,450 papers	Criteria air contaminants 2,326 papers	Particulate pollution 1,817 papers
Air Pollution Index 1,168 papers		National Ambient Air Quality Standards 1,149 papers

Trends

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History