West Bengal – Smart Air

While Air Quality Improves in Other Major Cities, These Two Cities Worse in 2018

2020-12-112019-01-05 by Thomas Talhelm

New analysis from Smart Air finds that 2018 was a good year for air quality for India’s major cities. Air quality was flat or down in three of five cities—Delhi, Hyderabad, and Chennai. Yet two cities saw air pollution rise significantly. PM2.5 pollution was up 17% in Kolkata, …

Did Kolkata’s Air Get Better in 2018?

2020-07-202019-01-03 by Thomas Talhelm

Analyzing air pollution data from the US Consulate, Smart Air found that Kolkata’s air pollution rose 19% in 2018 compared to last year. This extra smog pushes Kolkata to an average of more than nine times the World Health Organization’s annual limit. Kolkata started the year with January pollution …

Smart Air is a social enterprise and certified B-Corp that offers simple, no-nonsense air purifiers and provides free education to protect people from the harms of air pollution. We are proud to be the only certified B-Corp dedicated to fighting air pollution.