Kolkata, India
Daily Pollution Levels on
PM2.5 Concentration
Meets National Standard (60 µg/m³)
Meets WHO Guideline (15 µg/m³)
Source: Air Quality Life Index
What’s the Cigarette Equivalent of Breathing Today’s Air?
Note: These are estimations based on Berkeley Earth’s “Air Pollution and Cigarette Equivalence,” https://berkeleyearth.wpengine.com/air-pollution-and-cigarette-equivalence/