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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
The U.S. Environmental Protection Agency (EPA) has announced new lead paint rules for contractors who renovate or repair housing, child-care facilities, or schools built before 1978. The Toxic Substances Control Act of 1992 required EPA to regulate renovation activities by 1996, but EPA had delayed writing the rules until pressed by a 2005... Read more
News Analysis
News Brief
compensatory mitigation, were recently consolidated and updated by the U.S. Environmental Protection Agency (EPA) and the Army Corps of Engineers. The update favors use of
mitigation banks,... Read more
News Analysis
EBN
Vol. 16, No. 12), was acquired in March 2008 by Cree, Inc., a North Carolina-based manufacturer of LEDs. LLF’s products, including the LR6 recessed-can LED downlight (see
... Read more


