Magazine article American Libraries

Saving Cash and Carbon

Magazine article American Libraries

Saving Cash and Carbon

Article excerpt

A change in light bulbs is saving New York Public Library a quarter million dollars in energy costs per year while reducing carbon dioxide emissions by 1.5 million pounds.

In December 2006, contractor Quality Conservation Services developed a new lighting plan for the Humanities and Social Sciences Library that incorporates energy-saving compact fluorescent light bulbs (CFLs). Each room and hallway at the NYPL's Humanities and Social Sciences Library has unique lighting requirements, and most have unique light fixtures, some dating to the building's 1911 opening. QCS began by sampling the lighting in each location to gather data on the existing lighting and the effect of walls and furnishings in each space.

[ILLUSTRATION OMITTED]

The library's Rose Reading Room, for example, has 20 four-tiered bronze-and-glass chandeliers, each containing 90 bulbs. QCS switched the 60-watt clear incandescent globes to 9-watt CFLs, saving 91,800 watts of power. CFLs also burn for about 10,000 hours, about six to 10 times longer than incandescent bulbs. …

Search by... Author
Show... All Results Primary Sources Peer-reviewed

Oops!

An unknown error has occurred. Please click the button below to reload the page. If the problem persists, please try again in a little while.