What's Happening

EPA Seeks Stronger Regulation of Chemicals

EPA Administrator Lisa Jackson outlined a broad set of principles that will guide Administration efforts to reform the 30-year-old Toxic Substances Control Act.
Environmental Building News—November 1, 2009

States Adopt BIM for Energy, Cost Savings

BIM allows state governments to streamline design and construction of state buildings and track their performance over time.
Environmental Building News—November 1, 2009

Wind Turbine Certification Forthcoming

A new performance standard for small wind turbines being developed by the American Wind Energy Association will be used by the newly formed Small Wind Certification Council to certify wind turbine durability and performance based on standardized wind conditions.
Environmental Building News—November 1, 2009

ASHRAE Requires Mechanical Ventilation in Naturally Ventilated Commercial Buildings

An addendum to ASHRAE’s natural ventilation standard requires mechanical backup systems for naturally ventilated commercial buildings.
Environmental Building News—November 1, 2009

CBRE Experiments With One-Day Energy Reductions

Environmental Building News—November 1, 2009

New York Greening Buildings One Super at a Time

Environmental Building News—November 1, 2009

ASHRAE Certifying Energy Modelers

Environmental Building News—November 1, 2009

ORNL Testing Energy Efficiency in Model Homes

Environmental Building News—November 1, 2009

STARS Rating System for Campuses Open for Registration

Environmental Building News—November 1, 2009

Granite Study Reveals Radiation Risks for Workers

Environmental Building News—November 1, 2009
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Green Roof Study Finds Big Variation in Stormwater Retention

David Lanfear says, “I am appreciative of this testing and am very interested in the ongoing findings. As I research and develop living...” More...


Structure as Finish: The Pros and Cons of Leaving Off Layers

David Ottavio says, “Thank you both for your comments. The project that we are looking in to using this type of system is...” More...

Martin Holladay says, “David, While earth tubes were promoted in the late 1990s and early years of this century by Passivhaus Institut founder Wolfgang...” More...

Alex Wilson says, “There was a lot of interest in earth tubes to temper or preheat air for ventilation back in the '80s...” More...

David Ottavio says, “We are looking at incorporating earth ducts into the cooling strategy for a project in the early stage of design. I'd...” More...


2030 E2

Allyson Wendt says, “Hi Bill, I haven't seen anything like that--tools that really measure triple bottom line metrics are just starting to be developed.” More...

William Marston says, “Is anyone aware of someone working on such a tool aimed at the 350ppm target? Of course such a tool must...” More...


Upgrade to LEED 2009?

Christopher Schaffner says, “We've done a comparative analysis on many of our projects. Urban projects with high energy efficiency goals do much better...” More...


Fuel Cells

David M. Mayeri says, “What is Building Green's position on the commercial viability of Fuel Cell Technoloy? Is Plug Power a leader in this...” More...