Sure, LEDs are a great new energy-saving technology. The problem is, they’re no match for a Midwestern winter. That’s what the town of West Bend, Wis. learned when they installed LED traffic signals. LEDs don’t generate heat, which is normally a selling point. It’s not so appealing when you’re trying to keep traffic signals snow-free, and the ostensibly green move has caused at least one accident.
Power-Saving LED Traffic Lights Can't Melt Snow, Cause Accident
By December 13, 2009