City Lights Exacerbate Air Pollution: Study

12/16/2010 01:55 pm ET | Updated May 25, 2011
  • Jonathan Amos BBC News

Bright city lights exacerbate air pollution, according to a study by US scientists.

Their research indicates that the glare thrown up into the sky interferes with chemical reactions.

These reactions would normally help clean the air during the night of the fumes emitted by motor cars and factories during the day.

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