PUC heedful of LED lights concerns

In an effort to save energy and reduce costs, the City of Sault Ste. Marie in 2015 had PUC convert all of the city’s 9,000 streetlights to LED fixtures.
That conversion was completed in 2017, but a local nonprofit argues the change may not have been the best route to take.
In a blog post published on its website, the Crane Institute for Sustainability points out the blue light emitted by the LED lights can impact health.
“With repeated exposure to blue light at nighttime, our circadi