Highest Lighting Energy on the Block

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Highest Lighting Energy on the Block

Beginning with Colorado in 2012, nine states and the District of Columbia have legalized recreational marijuana use, and eight of these have also legalized home cultivation of cannabis. Legislation varies across each state but generally allows ...

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Which Comes First, Lighting or Heating?

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BPI CE
July 01, 2009

How much energy and money do homeowners save - or lose - by replacing incandescent lights with CFLs? [continue reading]

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Do CFLs Save Whole-House Energy?

Author: Anil Parekh
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November 06, 2008

If CFLs decrease cooling loads compared to incandescents, but increase heating loads, do they save energy overall? [continue reading]

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2007 Energy Bill a Mixed Bag

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March 09, 2008

It would be easy to think that the 2007 Energy Bill, signed by President Bush at the end of last year, was all about automotive fuel economy. The legislation that requires fleet wide average fuel economy ... [continue reading]

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Understanding CFLs

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November 01, 2007

Although the use of CFLs is steadily spreading, public understanding about how to dispose of them responsibly has not kept pace. [continue reading]

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India CFL Study

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March 10, 2007

Compact fluorescent lamps (CFLs) combine the energy efficiency of fluorescent lighting with the convenience and popularity of incandescent fixtures. CFLs can replace incandescents that are roughly 3–4 times their wattage, saving up to 75% of the ... [continue reading]

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Greening With Daylighting

Author: Jim LaRue
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July 01, 2006

        Daylighting: A method of illuminating building interiors with natural light so that the use of artificial lighting is reduced in the daytime. Common daylighting strategies include the proper orientation ... [continue reading]

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Building Performance Journal Editors

Our Blog Has Moved

Thanks for your interest in contributing a blog to the Building Performance Journal (formerly Home Energy magazine). We’re ...

Is Energy Efficiency an American Value?

Jim Gunshinan

Is Energy Efficiency an American Value?

Energy efficiency is good for the economy, good for families, good for workers, and good for the environment.

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