Did China’s Air Get Better in 2018?

New data analysis from Smart Air shows that air quality improved in 14 out China’s 15 largest cities. This data suggests China’s “war on air pollution” seems to be working.     This analysis uses over 21,000 daily average PM2.5 data points from official sensors around the country.    Beijing Famous …

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What Time of Day Is Air Pollution Lowest?

My intuition has always been that there is least air pollution at night because there are fewer cars on the road and fewer factories humming at that time of day.   Pollution Time of Day Guesses   Apparently I’m not alone: 139 voted for their guess about what time of day …

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Smart Air low cost purifiers

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.

Certified B-Corp air purifier company