He and his wife recycle, they use compact fluorescent light bulbs in the house, they walk most places and hardly ever use their car. (michiganradio.org)
Both utility costs and energy usage has decreased within many of their communities, due to a program to get compact fluorescent light bulbs into every unit. (effectivecoverage.com)
However, if you do replace your light bulbs be careful fluorescent light bulbs often contain mercury, a hazardous toxin. (green.thefuntimesguide.com)