Officials in Ann Arbor, Mich., expect to recoup the $515-per-light cost of the LEDs designed for light globes on downtown streets.
Ann Arbor, Mich. picture by: Jeffrey Sauger for The New York Times
Los Angeles (140,000 streetlights), San Jose (62,000) and San Francisco (30,000) — have embarked on some LED conversions.
Officials in Ann Arbor, Mich., expect to recoup the $515-per-light cost of the LEDs designed for light globes on downtown streets.
Ann Arbor, Mich. picture by: Jeffrey Sauger for The New York Times
Los Angeles (140,000 streetlights), San Jose (62,000) and San Francisco (30,000) — have embarked on some LED conversions.