Just as we are head towards the dark months of the year, this article from the Washington Post provides background on the American Medical Association’s warning that streetlights — such as those in Seattle, Los Angeles, New York, Houston and elsewhere — emit unseen blue light that can disturb sleep rhythms and possibly increase the risk of serious health conditions, including cancer and cardiovascular disease. The AMA also cautioned that those light-emitting-diode lights can impair nighttime driving vision.
Everyone is on the LED bandwagon, including the street lighting in many metro municipalities. The City of Surrey is spending 11 million dollars on upgrading street lighting to LED, with an expected energy savings of 1 million dollars a year. Surrey will be one of the first municipalities to be completely converted to this new light technology.
Know to be cost efficient these lights last 15 to 20 years, not two to…
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