(Image credit: Apartment Therapy )

This past Tuesday, workers removed the last remaining incandescent bulbs in Grand Central and replaced them with compact fluorescent bulbs — thus officially completing the transition to "greener" lighting that began in the mid-1980's. The last remaining bulbs were on one of the ten 96-year-old Beaux-Arts chandeliers hanging in the main lobby...

So how much money will switching to CFL's save? Accroding to Marjorie S. Anders, a spokeswoman for Metro-North Railroad, replacing the roughly 4,000 bulbs in the public areas of the terminal will save an estimated $200,000 a year.

Read the whole article at The New York Times.

Photo: Marilynn K. Yee for The New York Times