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    • Vermont Sets New Noise Rules for Wind Turbines November 17, 2017
      Subtitle:  Neither side is happy with the limits approved by utility regulators Images:  The adoption of new rules limiting noise from wind turbines was intended to meet the requirements of legislation passed last year, but neither side seems especially happy with the outcome. Wind advocates think the new regulations are too strict and complained they […]
      Scott Gibson
    • Lobbyists Battle Over Lucrative Water Pipe Contracts November 13, 2017
      Subtitle:  A $300 billion campaign to replace old water lines pits plastic against iron Images:  Replacing aging water lines will cost U.S. utilities $300 billion over the next decade, according to one industry report, and the prospect of big pay days ahead for pipe and hardware manufacturers has touched off a lobbying battle between the […]
      Scott Gibson
    • Denver Voters Approve Green Roof Initiative November 10, 2017
      Subtitle:  Beginning in January, developers will have to include rooftop gardens on new buildings larger than 25,000 square feet Images:  Neither the city's mayor nor the Chamber of Commerce liked the idea, but Denver voters on Tuesday approved a measure that will require developers of buildings larger than 25,000 square feet to include rooftop gardens […]
      Scott Gibson
    • Renewable Energy Squabble Goes to Court November 6, 2017
      Subtitle:  Advocate for 100% renewable grid sues his critics in $10 million defamation complaint Images:  A disagreement over prospects for an electric grid powered completely by renewable energy has morphed into a high-stakes legal dispute pitting a Stanford University professor against his critics. read more
      Scott Gibson
    • In Norway, Home Energy Labels Are Not a Lure for Buyers November 1, 2017
      Subtitle:  Research finds that home buyers are largely indifferent to energy labels, echoing concerns among some green builders in the U.S. Images:  Getting fair credit for energy-saving and green features from lenders and real estate appraisers has long been a sore point for builders specializing in high-performance houses, and new research from Europe suggests a […]
      Scott Gibson
    • Bigger Houses Mean Smaller Yards October 31, 2017
      Subtitle:  Newly built houses occupy nearly twice the percentage of their lots as homes built in 1975 Images:  A combination of bigger houses and shrinking building lots means that today's single-family houses take up a greater percentage of their lots, leaving less room for the kids to play in their own backyards, but also reducing […]
      Scott Gibson
    • Denver Will Vote on a Green Roof Initiative October 27, 2017
      Subtitle:  Solar panels or garden space would be required on large buildings, but the mayor says the plan goes too far Images:  A proposal facing Denver voters next month would require developers of buildings larger than 25,000 square feet to cover part of the roof with vegetation or solar panels. In September, environmental activists narrowly […]
      Scott Gibson
    • Creating a New Tool for Builders October 24, 2017
      Subtitle:  The Oak Ridge National Lab blends experience with computer modeling into an online source of advice Images:  By this time next year, if all goes well, builders will be able to tap into a unique source of online advice for designing exterior walls that deliver high energy efficiency with minimal risk. Building Science Advisor, […]
      Scott Gibson
    • An Unlikely Bastion of Renewable Energy October 19, 2017
      Subtitle:  Led by a Republican mayor, a Texas city defies politics and goes all-renewable Images:  Texas is conservative oil and gas country, but that hasn't prevented city officials in Georgetown, Texas, including its "good little Republican" mayor, from moving the city-owned electric utility to an all renewable future. read more
      Scott Gibson
    • Swiss Team Wins Solar Decathlon October 18, 2017
      Subtitle:  The competition in Denver capped two years of work by student design teams Images:  A team representing four Swiss schools emerged as the overall winner in this year's Solar Decathlon in Denver, Colorado, with an entry called "NeighborHub." The biennial competition included a total of 11 student teams this year, two of them from […]
      Scott Gibson