One of the biggest obstacles with heating a building in the winter time is that the fresh air drawn in through the ventilation system is cold and must be warmed to make it comfortable. Thirteen percent of American energy is used to heat residential and commercial buildings.
Those in the clean energy industry continue to play the waiting game in the policy arena. The question remains as what type of, if any, energy and climate change legislation will be put into action in the US in 2010.
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