2009December
"Builders Zero In on New Goal of Energy-Neutral Housing"
The green building movement is targeting a goal once thought virtually unattainable: zero net energy use.
While the trend is nascent, dozens of “net zero” and “near net zero” developments — projects designed to use only about as much power from the public grid as they can save or produce on their own — have sprung up across the U.S. over the past five years.
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