EBN

Vol. 16, No. 6), Richard Renner, AIA, shifted his attention to retrofitting an existing building and attaining the same “lofty” level of certification. His own 1,400-ft2 (130-m2), two-bedroom live/work loft, located in a mixed-use neighborhood in Portland, Maine, is the first gut rehab in... Read more

In February 2008, President George W. Bush sent his proposed budget to Congress, which, if passed, would deliver a blow to some programs aimed at energy efficiency and renewable energy even as it increases the funding for others.

solid-state lighting (the broader category of lighting into which LEDs fall; see

EBN

Vol. 16, No.... Read more

Sun shining into a building provides free heat and natural light. It can also create glare and, when the heat isn’t needed, discomfort and added demand for cooling. Using sunlight when it’s needed and deflecting its power when it’s not are two of the most important tasks in building design.

The sun rises in the east and sets in the west... Read more

You catch more flies with honey than you do with vinegar, or so the proverb tells us. That may be why new approaches to design and construction seem to be most successful when they are introduced first as voluntary measures that can be used to garner green credentials, or, increasingly, to benefit from government incentives. But as new... Read more

The Centers for Disease Control and Prevention (CDC) has found formaldehyde levels ranging from 3 to 590 parts per billion (ppb) in trailers supplied by the Federal Emergency Management Agency (FEMA) to Americans displaced by Hurricanes Katrina and Rita.CDC found an average formaldehyde concentration of 77 ppb, compared with 10 to 30 ppb in... Read more

"Instead of waiting for green roofs to come to the Twin Cities [St. Paul and Minneapolis, Minnesota] as a product for mass consumption, RoofBloom was created to empower individuals with the knowledge and materials needed to install green roofs themselves. A collaboration between the Minnesota Green Roof Council and the Minnehaha Creek Watershed... Read more

The Riverdale NetZero Project in Alberta, one of Canada's first net zero energy houses (and it's a duplex, too), has a website. And on this website, there's a large (10MB), 98-slide presentation chock full of enlightening and thought-provoking stuff ranging from what "net zero energy" means, to how they did it. A very good introduction for... Read more

Manufacturers of new thin-film cadmium telluride modules have reinvented the solar photovoltaic (PV) field in recent years. But doubts have lingered about the overall life-cycle benefits of PV systems in general because of the intensive energy use of the manufacturing process as well as the heavy metals required for the panels (see EBN Vol. 10... Read more

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Want to stop global warming? Wear BLUE for Earth... Read more

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