Change your lightbulbs to CFL or LED

If every home in the North America replaced one regular lightbulb with one of those new compact fluorescent bulbs, or even better, a Light Emitting Diode (LED) bulb, the energy reduction would be equivalent to removing over one million cars from the road. These bulbs are available in many different 'temperatures' from cool blue white to warm yellow and orange whites. You can save about $600 a year in energy costs by making the switch [Find them]