D.C. is halfway to completing a $309 million plan to convert its current streetlights from old-style incandescent and high-pressure sodium to LED technology. At a news conference Monday, Mayor Muriel ...

And it will have taken about eight years in all to swap out all of those old-style streetlights across Mankato with high-efficiency LED lights. It was the summer of 2017 when a private electrician ...

ST. PAUL -- The Minnesota Department of Transportation is installing LED lights on highway around the state in an effort to save money. The project involves converting more than 28,500 roadway lights ...

ANN ARBOR, MI — Ann Arbor is seeking resident input to help decide the type of LED bulbs to use for streetlights, with a new survey asking how warm and bright they should be. The city was awarded a ...

Haley Mast is a freelance writer, fact-checker, and small organic farmer in the Columbia River Gorge. She enjoys gardening, reporting on environmental topics, and spending her time outside ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. DENVER (KDVR) — Boulder streetlights will ...