Stoplights are hot spots for airborne pollution
Intersections expose drivers to 29 times as many harmful particles as the open road
RED LIGHT, GREEN LIGHT Drivers may spend only a tiny fraction of their time at stoplights, but that’s when they inhale a higher concentration of pollutants than when in motion.
Sara B./flickr (CC BY-NC 2.0)
This article is only available to Science News subscribers.
Subscribers, enter your e-mail address to access our archives.
