Energy-Efficient Traffic Lights Can’t Melt Snow

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Fortunately, those of us in Dallas don’t have to worry much about this problem reported by the Associated Press. Apparently in some northern cities drivers have discovered that new energy-efficient traffic lights with LED bulbs don’t burn hot enough to melt snow that accumulates around them. As a result, the lights become obscured, drivers can’t tell if they have a red or green light, and the potential for traffic accidents increases greatly. Here are excerpts from the story....

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