What if the solution to smog was right where the rubber meets the road?
Scientists in the Netherlands have found that installing special air-purifying pavement on city streets can cut air pollution nearly in half.
Researchers at Eindhoven University of Technology outfitted one block in the city of Hengelo, Netherlands, with paving blocks sprayed with titanium oxide, which has the ability to remove pollutants from the air and turn them into less harmful chemicals. The researchers left normal pavement on an adjacent street as a control.
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