Air Quality Index (AQI)

Santhosh Kumar 04/11/2023
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Air Quality Index (AQI) mind map Context Delhi's air quality Plummets to 'severe' category AQI over 400 Reference Indian Express Graded Response Action Plan (GRAP) activation Stage 3 initiated AQI essentials Colour coded index Launched in 2014 Swachh Bharat campaign Objective Public and government communication Current and future air pollution levels Represented pollutants 6 to 8 pollutants Including Ozone (O3), Particulate Matter (PM 10 and PM 2.5), Carbon Monoxide (CO), Sulphur Dioxide (SO2), Nitrogen Dioxide (NO2) Impact on human health Weight given to each pollutant AQI transformation Air quality data to single number Nomenclature and colour Categories Good (0-50) Satisfactory (50-100) Moderately polluted (100-200) Poor (200-300) Very poor (300-400) Severe (400-500) Health effects correlation Higher AQI, worse air quality Adverse effects on larger population GRAP specifics Emergency anti-pollution measures For Delhi-National Capital Region (NCR) Notified in 2017

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Categories: Environmental Pollution
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