By now, most Chicagoans know the famous yellow-orange glow of nighttime Chicago will soon be a thing of the past. The iconic haze comes from hundreds of thousands of high-pressure sodium street lamps, which are being replaced with energy-saving LEDs. City leaders boast that the new bulbs will emit a superior, clear white light while using half to three-quarters the energy.
Read MoreChicago dials down LED street lamp intensity — and controversy
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.
Read MoreLED Lighting May Be Contributing to Depression, Diabetes, Obesity and Cancer, Study Finds
An international team of opthalmologists, neurologists and biologists warn that the blue light in LED bulbs and screens presents an untold risk to human health… LEDs are far more disruptive to circadian rhythms than incandescent, halogen, and even fluorescent lights, study finds.
Read MoreThe Dark Side of LED Lighting
LED lights are making us blind and wreaking havoc on our endocrine systems, peer-reviewed studies show… Leading photobiologist recommends switching back to sunlight, candles and incandescent bulbs.
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