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SCI & TECHLOW6d ago · Aug 27, 2026, 12:37 PM

In 2020, Phoenix covered 58 km of road with a light gray, reflective coating to combat extreme heat: asphalt temperature dropped 7 ºC, but it created a rebound effect on pedestrians

Clarín

The pilot program by the city of Phoenix and Arizona State University managed to drastically reduce the thermal impact on roads, but sensors showed that solar radiation reflected directly onto the bodies of those walking in the area.

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In 2020, Phoenix covered 58 km of road with a light gray, reflective coating to combat extreme heat: asphalt temperature dropped 7 ºC, but it created a rebound effect on pedestrians · GlobeAlert