led street lights

Chicago’s Approach to Street Lamp Conversion Reduces LED Controversy

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LED-street-light smart city

Chicago dials down LED street lamp intensity — and controversy Written by Kevin Stark, energynews.us, March 7, 2018 As the city of Chicago begins converting more than a quarter-million street lamps to high-efficiency LEDs, the light — and public reaction — hasn’t been as harsh as what was seen in cities that were earlier adopters. “It’s … Read more

Studying the Ecological Impact of LED Street Lights

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Bright lights big city: do energy-efficient LED lights cause unexpected ecological damage? PLoS Blogs, March 24, 2016. Image credit: InSapphoWeTrust Planet earth runs on light energy.  Light energy from the sun powers photosynthetic processes in plants and different wavelengths of light cue these plants to flower, move their leaves, and grow taller.  These same cues influence … Read more