A solar photovoltaic cell has achieved the highest efficiency level yet recorded, converting 40.7% of the sun’s energy into electricity, according to the Boeing Company, owner of Spectrolab, Inc., which made the cell. The U.S. Department of Energy’s National Renewable Energy Laboratory verified the milestone, which has been called the solar... Read more

We are pleased to announce a number of

EBN staffing changes.

Tristan Roberts has been promoted to senior editor and will continue to play a lead role with

EBN feature and news writing.

Jessica Boehland, with us for five years, most recently as managing editor, is now a full-time graduate student at Yale’s School... Read more

The U.S. Department of Energy (DOE) has settled a lawsuit brought in September 2005 by a group of organizations and states led by the Natural Resources Defense Council (NRDC). The suit charged that DOE was late in meeting congressionally mandated deadlines to update energy-efficiency standards for a range of consumer products. Settling the suit... Read more

Heifer international is a nonprofit organization that addresses global problems with an approach founded in sustainability. It gives livestock such as goats, cows, and chickens to families in need as a lasting source of food and income. In 2000, during a period of strong growth and with its 200-plus staff spread across five locations in Little... Read more

It’s a common saying in the green building movement that “the greenest building is the one that isn’t built.” This ideal may be great, but with growing demand in many parts of the U.S.—and the world—for buildings, it’s often ignored. Meanwhile, millions of buildings already exist but are not being used to their full potential, despite... Read more

This was the first program I’ve seen in which you can tell that someone approached the building with sustainability in mind,” says Scott Shell, of EHDD Architecture, in reference to the client’s concept document for the Department of Global Ecology, a new arm of the Washington, D.C. –based Carnegie Institution. Located alongside the venerable... Read more

EBN

Vol. 14, No. 10) as an alternate path to achieve a credit for low-emitting carpets in the LEED® Rating System. As originally written, credit EQ 4.3, “Low-Emitting Materials: Carpet Systems,”... Read more

EBN

Vol. 13, No. 7) and then discontinued in 2005 (see

EBN

Vol. 14, No. 10) is back, and from more than one company. This product uses a booster compressor that makes it viable as an air-source heat pump even in very cold weather. David Shaw, designer... Read more

The American Institute of Architects (AIA) Committee on the Environment (COTE) has announced the opening of its 2007 Top Ten Green Projects design competition. Online registration for the competition began November 10, 2006 and continues through the January 17, 2007 submission deadline. The deadline to take advantage of early... Read more

Building Design + Construction magazine, published in a white paper entitled “Green Buildings and the Bottom Line” (November 2006), reveal that green building activities are growing (no surprise there) but that expectations of future activity are much higher that actual activity. The online survey of 872 industry... Read more

After several years of conversations about a rating system grounded in life-cycle assessment, with regional variations and smarter credits, the LEED® 3.0 development process was at risk of collapsing under the weight of expectations. In response, the U.S. Green Building Council (USGBC) chose to begin the process by getting all these... Read more

A committee led by Bill Reed, AIA, and John Boecker, AIA, under the auspices of the Institute for Market Transformation to Sustainability (MTS), has released a draft Whole Systems Integrative Process (WSIP) Standard Guide for public comment and ballot. Originally termed a standard on integrated design process, the document has been renamed to... Read more

In 1996,

Environmental Building News (EBN) looked at residential building science developments emerging from the U.S. Department of Energy’s (DOE) fledgling

Building America program. Started in 1994, the program consisted of four research teams working with several private-sector builder partners to build and test houses in... Read more

The economic growth of China, India, and other emerging economies threatens serious long-term implications for Earth’s climate, concluded a recent report from PricewaterhouseCoopers, LLC, the world’s largest professional services firm. “The World in 2050” presents six possible approaches to growth but focuses on two: business as usual and “... Read more

A team from Yale University’s Program on Forest Policy and Governance in the School of Forestry and Environmental Studies, in collaboration with Greg Norris of Sylvatica, Inc., has been hired by the U.S. Green Building Council (USGBC). This team will provide research and outreach support to the LEED® Materials and Resources Technical Advisory... Read more