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    • United Nations Targets Inefficient Light Bulbs June 21, 2018
      Subtitle:  While the U.S. is adopting more stringent standards, many developing countries haven't restricted sales of incandescent and halogen bulbs Images:  Regulators in the U.S. and Europe are winning their war on inefficient light bulbs as halogens and incandescent bulbs are being replaced by more efficient alternatives. Globally, sales of incandescent bulbs have dropped by […]
      Scott Gibson
    • Tech Company Advances Mass Timber Construction June 19, 2018
      Subtitle:  A company called Katerra acquires a well-known architectural firm specializing in mass timber designs Images:  A three-year-old technology company named Katerra is looking to upend the construction industry. Katerra has acquired Michael Green Architecture, a well-known firm specializing in mass timber designs, and is now building a 250,000-square-foot factory in Spokane that will produce […]
      Scott Gibson
    • Energy Demand for Space Cooling Surges June 15, 2018
      Subtitle:  At current growth rates, the amount of electricity used by air conditioners and fans will more than triple by 2050 Images:  Today, most of the world's air conditioners are concentrated in a handful of affluent countries, but a sharp increase in demand will triple the amount of energy used for space cooling by 2050 […]
      Scott Gibson
    • Researchers Develop New ‘Super Window’ June 13, 2018
      Subtitle:  The flatscreen TV industry advances thin glass technology, making a new type of window possible Images:  Researchers at the Lawrence Berkeley National Laboratory (LBNL) have developed a new type of triple glazingWhen referring to windows or doors, the transparent or translucent layer that transmits light. High-performance glazing may include multiple layers of glass or […]
      Scott Gibson
    • A Glimmer of Hope for Connecticut Homeowners With Crumbling Foundations June 8, 2018
      Subtitle:  U.S. Housing Secretary tours a home with a failing foundation and expresses support for federal financial assistance Images:  Thousands of Connecticut residents whose homes are threatened by failing concrete foundations got some encouragement this week with the visit of U.S. Housing and Urban Development Secretary Ben Carson, who expressed hope that federal assistance might […]
      Scott Gibson
    • Twice-Flooded City Ponders Another Rebuild June 5, 2018
      Subtitle:  In Ellicott City, Maryland, some business owners wonder if they will reopen at all Images:  Last month's flooding of the historic downtown in Ellicott City, Maryland, sent a torrent of brown water down Main Street, erasing millions of dollars in reconstruction carried out after a similar incident just two years ago. read more
      Scott Gibson
    • Denver Is Revising Its Green Roof Rules May 31, 2018
      Subtitle:  A task force recommends more flexibility and lower costs in the voter-approved initiative Images:  A sweeping plan passed by Denver voters last fall to require green roofs on large buildings is headed for a rewrite. The Denver Post reports that a task force representing a variety of city interests has proposed a number of […]
      Scott Gibson
    • Building Errors Were Behind Grenfell Tragedy May 29, 2018
      Subtitle:  A variety of missteps during a London retrofit turned a safe building into a tinderbox Images:  Botched details in a two-year refurbishment of a London high-rise turned what had been a safe concrete tower into a "tinderbox" that contributed to the deaths of 72 tenants, a British newspaper reports. read more
      Scott Gibson
    • Construction Jobs Continue to Go Unfilled May 24, 2018
      Subtitle:  A new report finds that high schools herd students toward a college-degree track even as work in the trades is plentiful and pays more Images:  Thousands of well-paying construction jobs remain unfilled even as many high school students continue to be shepherded into four-year university programs that take longer than expected to complete and […]
      Scott Gibson
    • A Banned Threat to the Ozone Reappears May 21, 2018
      Subtitle:  Scientists find evidence that a chemical phased out in 1987 is being manufactured again Images:  Scientists have discovered that an industrial chemical once widely used as a blowing agent in foam insulation may be back in secret production, years after it was phased out as part of the 1987 Montreal Protocol. read more
      Scott Gibson