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Sunlight gives us light at no charge, which we can harness in our buildings to reduce our reliance on electrical lighting, while providing a more enjoyable indoor environment. Leave it to an engineer to tell us how much that sunlight actually costs us. Lumens per watt (lpw) is the measure of lighting efficacy, telling us how much light (lumens... Read more
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"I kinda liked the expo this year. There seemed to be a lot of stuff." —a guy to another guy
A piece of it. Just a piece.Blog Post
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Now, having made that snarky comment about white guys in a previous post (for the record, I'm a white guy), I should say that the conference itself has a very nicely diverse attendance. Walking the trade show floor, you're surrounded by a range of ages, what seems like an almost even mix of sexes, and a good variety of ancestries. And not... Read more
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Twice each month, BuildingGreen publishes an email news bulletin with current news and product information briefs. Sign up here — it's free. We will never share or sell your email address, and you may unsubscribe at any time.
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News Brief
News Analysis
2 (267 m
2) in 1990 to 6,290 ft
2 (584 m
2) in 2006, while the overall median home size has risen to 3,100 ft
2 (290 m
2). But both the County and the City of Boulder have been working on... Read more
Op-Ed
Congratulations on the partnership with such a class act as Taunton Press. I’ve always felt that
EBN has been one of the most effective forces in bringing about the green building transformation we’re experiencing.
EBN gives direction to the leading edge of the green building movement through its “big picture” perspective and... Read more
News Analysis
The American Institute of Architects (AIA) has announced that starting in January 2009 it will require its members to complete four hours per year of continuing education focused on sustainable design, constituting half of the eight hours required for topics in health, safety, and welfare. The requirement will remain in place until 2012, when... Read more

