People, Development and Environment
9.37
Poor (151–200–Red):
Unhealthy for sensitive groups
like individuals with respiratory conditions.
Very Poor (201–300-Purple):
Health alert, more
serious effects for everyone.
Severe (301–500-Maroon):
Hazardous, emergency
conditions with widespread health effects.
2.
National Ambient Air Quality Standards (NAAQS):
•
NAAQS were developed by the Central Pollution
Control Board which operates under the Ministry of
Environment, Forest and Climate Change in India.
•
NAAQS sets limits for about 12 pollutants. These
pollutants are typically categorized into ‘crite-
ria’ air pollutants, including ...
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