Can We Measure Air Pollution Simply by Looking Up at the Sky?

If you’re not thinking about, it’s easy to overlook. But if you hone your eye, you’ll start seeing how even moderate levels of pollution change the sky around us.

Here are some tips with pictures on how can you tell air pollution by eyes.

  1. On bad days, the night sky looks red.
  2. Polluted sunlight looks a bit orange. Clean sunlight looks clear and white.
  3. Clouds look fuzzy; and the contrast of buildings against the sky is less sharp.

Click here to read the original answer on Quora: https://www.quora.com/Can-we-measure-air-pollution-by-looking-up-at-the-sky


Free Guide to Breathing Safe

Want to learn more about breathing clean air? Join thousands more and stay up to date on protecting your health.

Was this article useful?10

Leave a Comment

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.

Certified B-Corp air purifier company