Solar Powered House in Boulder, Colorado
Kevin Moloney for The New York Times
Also in the New York Times Business of Green Section: Eric Doub's Solar Harvest, his own solar powered dream house. It has solar panels, 6,000 gallons of underground hot water storage, careful siting for passive solar gain, super-insulated windows and photovoltaic panels. He framed the $8.45 cheque that he got from the local electrical utility for selling power back to the grid.
::New York Times see also the ::slideshow.