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Environmental connections to public health >>

A bright kind of proposal

Tuesday, April 24, 2007

A high school algebra project first clued me in to the inefficiencies of incandescent light bulbs. After working out some basic calculations in the classroom, I was appalled to find just how much electricity these virtual heat-lamps devour (and how much more they add to electric bills) in relation to their fluorescent counterparts. A compact fluorescent light bulb uses less than a quarter of the watts required for an incandescent bulb. Since lighting consumes about 22 percent of electricity in US households, switching bulbs can put a real dent in monthly utilities costs. Though I tried to explain the ecological/economical sense of CFLs to anyone who might listen, I was often ignored. They're too expensive. They don't give off the right kind of light,” others would say.

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