Net-zero construction gains ground in U.S. Courtney Blore KalashianMay 7, 2012Apollo, Fuel cells, Moon, NASA, Sustainability Base, Tranquilty Base, net zero, passive house, solar, zero-energy building
3 developments accelerate clean energy evolution Courtney Blore KalashianJune 20, 2011Al Weinrub, Alcoa, EcoClean, decentralized power, passive house, rooftop solar
Political call for clean energy grows louder Courtney Blore KalashianJanuary 28, 2011Davos, Obama, Walmart, algae, energy efficiency, passive house
'Passive' house saves 90% on energy bills Courtney Blore KalashianJanuary 24, 2011Cleveland Museum, LEED, passive house, superinsulated house
