Urban lights increase air pollution

Too many lights in our cities at night is really bad for our economy as we waste electricity and thus money. It is also a bad idea for nocturnal animals, plants and amateur astronomers who need to go further and further to have a darker sky.

Now, to a new American study, too many lights is also a bad thing for air quality. As the BBC notes : ” Their research indicates that the glare thrown up into the sky interferes with chemical reactions.”

I am not sure this is the definite argument to push forward slashing the amount of lights but this is still something to point to if the ordinary fails to convince…


Edouard is a sustainability and energy professional committed to bringing our societies to a carbon neutral future. He has been writing on related topics on this very blog since 2007.

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2 Responses

  1. grab the melatonin, run on the threadmill and stay away from the artificial suns of the would be little gods…the small lawmakers who worship bright inventions and fear natural darkness.

  2. Amber says:

    Yes light pollution is something more people should be concerned about, and the effects it has on our health as people and the health of our environment. Thank you for this resource.

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