information about Air Pollution Index field
Field Hierarchy
| Parent | |||
|---|---|---|---|
Biology 36M papers | Physics 33M papers | Chemistry 28.9M papers | Geography 13.2M papers |
Organic chemistry 12.9M papers | Ecology 8.1M papers | Meteorology 2.8M papers | Pollution 216k papers |
Pollutant 152k papers | Air pollution 105k papers | ||
| Current | |||
Air Pollution Index 1,168 papers | |||
| Child | |||
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History