Berndnaut Smilde creates clouds to photograph in odd places—here, in China’s Shanghai Himalayas Museum—using smoke and mist machines. (He retouches the images so the tools aren’t seen.) ...
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Hosted on MSNNASA Shares Worrying Images Of US East Coast Engulfed By Smoke From Canadian WildfiresThe air quality index measures PM2.5, less than 2.5 microns particles, to determine the intensity of air pollution in cities.
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