Math, asked by sc6700603, 3 months ago

what percentage of air is polluted in west bengal

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Answered by deepak22878

1

Answer:

Globally, 91% of the world population is exposed to unhealthy levels of pollution. For each country, this indicator shows the portion of the country's population living in places where the mean annual concentrations of PM2. 5 are greater than 10 micrograms per cubic mete.And the aaq of West Bengal is 179

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