10 Facts About Air Pollution

Air pollution can be confusing. As a topic, it’s often not well understood or well-reported about. That means separating fact from fiction can often be hard to do. In some cases, it is difficult to distinguish research-backed facts and findings from common misconceptions–misconceptions that sometimes even get repeated in the … Read more

How Healthy Are Delhi Kids’ Lungs?

In 2008, the Chittranjan National Cancer Institute (CNCI) in Kolkata published the results from a study examining the health of lung function among school children, aged 4-17, in Delhi. To test whether children in Delhi fared worse than those outside of the city, the study compared 11,628 children from different parts … Read more

Chinese New Year fireworks pollution

Do Chinese New Year Fireworks Pollute Indoor Air?

I’ve posted data before showing that outdoor air quality is strongly correlated with indoor particle counts (r = .71), but Chinese New Year gives nerds like me a great chance to see what happens when we get a momentary shock to air quality. The media made a big deal about people cutting … Read more

Smoking is Worse than Outdoor Air Pollution

A while back, I posted data I collected from places around Beijing showing that indoor air is consistently cleaner than outdoor air. When I analyzed that data, I excluded places that allow smoking, but I’m posting the data here now: Even on days where outside air was bad (AQI ~ … Read more

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