From Neowin.net:
Microsoft Hohm is aimed at every home owner to allow them to save energy and money. The idea is that you can better understand your home energy usage, get recommendations to conserve energy and start saving. Microsoft claims Hohm will provide increasingly more accurate and relevant suggestions for energy conservation as its users contribute home energy input and feedback.
Link – Microsoft Hohm
I signed up this morning, and filled out the somewhat lengthy profile. It’s an interesting concept, and can give some general ideas on how to lessen your energy consumption.