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Passivhaus is Blossoming in Brooklyn
A three-unit condominium project is one of many Passivhaus projects that are springing up in the borough
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Energy-Saving Features of the Serenbe Community
EarthCraft-certified homes at Serenbe are energy-efficient, and planned transit improvements will also help save energy
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Serenbe: a Green Town in the Making
Developer Steve Nygren is putting New Urbanist principles into practice at the Serenbe Community outside Atlanta
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On the Closure of Vermont Yankee
Closing Vermont’s only nuclear plant will hurt the local economy, but it could catalyze sustainable economic development
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A Heat Pump Using Carbon Dioxide as the Refrigerant
A new generation of CO2-based heat pumps could avoid the high global warming potential of standard refrigerants and generate much higher temperatures
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Building a ‘Layered House’
Paying attention to the various layers in your building envelope is important for ensuring airtightness and moisture management
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It Takes a Village to Be Resilient
Surveying residents of Dummerston, Vermont, about emergency generators, wood stoves, and access to water
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Getting Power From Solar Equipment When the Grid is Down
A new inverter from SMA allows us to draw some daytime power from our PV system when the grid is down, even without batteries
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Smart Vapor Retarders
Modern replacements for the troublesome old poly vapor barrier have low permeance in cool, dry weather, and high permeance in humid weather
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Getting to Know Spider Insulation
Spray-applied fiberglass insulation offers huge benefits over fiberglass batts and even has some advantages over cellulose