Chico, the most populated city in California, partners up with PG&E in switching all the streetlights to LED lamps, reported KRCR News.

Bellingham is the largest city in Whatcom County in the State of Washington, U.S. The streets of the city started to look brighter from Dec. 7, 2015, following the ongoing LED streetlights conversion. Crews from Northwest Edison, an energy company, started switching the city’s aging high- pressure sodium lamps to LEDs, reported the Bellingham Herald.