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Green and Cool Roofs Provide Relief for Hot Cities
The roofs should be sited carefully, because unintended effects on wind patterns may offset some of their benefits
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How More Transparent Electricity Pricing Can Help Increase Clean Energy
A flat price for electricity fails to reflect the underlying costs or generating and delivering energy
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Off-Grid in Canada: What We Did for Heat
In retrospect, the author's initial choice for a heating system probably wasn't the best
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Fannie Mae’s Financing for Solar is a Game Changer
Mortgage companies play an important role in making photovoltaic systems more affordable and accessible for homeowners
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Medical Group Warns of Health Threats from White LED Street Lights
The American Medical Association says LEDs with too much blue light can disrupt circadian rhythms
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Can the EDGE Green Building System Save the Planet?
Reductions of 20% in energy and water use in the developing world would make a big difference to our collective future
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CarMic House: Improving Indoor Air Quality
To renovate an old house that was occupied by dog owners, Step One is removing the smelly carpeting
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Will Europe Stop Trashing U.S. Forests in the Name of Bioenergy?
In light of the fact that burning trees from U.S. forests is not carbon-neutral, the European Union’s renewables policy needs to change
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Blue Heron EcoHaus: Insulation, Air-Sealing, and a Solar Array
Double-stud walls filled with dense-packed cellulose plus a 6.2-kilowatt photovoltaic system promise long-term energy savings
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Off-Grid in Canada: The Building Envelope
The Passive House standard looked unrealistic, so the owners picked the ‘pretty good house’ as a model