Voluntary certification of product environmental claims is a useful option, but it does little to prevent bogus claims by other manufacturers. A 1990 California law attempts to address this problem by establishing legal definitions for the terms “ozone friendly,” “biodegradable,” “photodegradable,” “recyclable,” and “recycled.” Companies are... Read more

With the Internet distribution this past August of a draft synthesis report by the three Working Groups of the Intergovernmental Panel on Climate Change (IPCC), suddenly global warming is back in the news. The report concludes that “the observed increase [in global temperature] over the last century (0.3°C–0.6°C... Read more

published by Thousand Words, P.O. Box 9034, Berkeley, CA 94709; 510/883-0433, otg@ontheground.com (e-mail). $32 per year for four issues. Length varies: 32-36 pages.

On the Ground is a large-format, quarterly journal on community, landscape design, and the environment that premiered in the Fall of... Read more

How can we be confident that a particular manufacturer or company is committed to environmental improvements? There are certification systems for specific environmental claims, or for particular products, but as the best management practices and environmental goals evolve, how do we know that the... Read more

Environmental Committee, Denver Chapter, AIA, and Colorado Chapter, ADPSR. 1995. Loose-leaf (without binder) or diskette (PC or Macintosh), $29.95. Order from: AIA Denver/SDRG, 1562 15th Street, Denver, CO, 80202; 303/446-2266, 303/446-0066 (fax).

Greatly improved from last year’s first edition, this... Read more

The company uses Norwegian manufacturing equipment to produce 4’ x 8’ (1200 mm x 2400 mm) panels in 1⁄4” (6 mm) and 1⁄8” (3 mm) thicknesses. Thicker, 1⁄2” (13 mm) panels were initially produced as well, but... Read more

The Woodworker’s Alliance for Rainforest Protection (WARP), a leading promoter of lesser-known species and other lumber from environmentally preferable sources, is changing its name to the “Good Wood Alliance.” Reasons for the change included a recognition that the environmental issues addressed are not limited to rainforests and that not all... Read more

A few years ago, construction waste management and job-site source separation would have been considered nearly synonymous. It makes sense, after all, that if the materials have more value when separated by type, we should try to avoid mixing them together in the first place. While source separation still makes sense for many jobs and for... Read more

Regarding your article “Promoting Green Buildings in Canada,” published in the July/August issue of

Environmental Building News, I would like to clarify the relationship between the Green Building Information Council (GBIC) and the Building Environmental Performance Assessment Criteria (... Read more

Fluorescent lighting was introduced in the 1920s as a more energy-efficient alternative to incandescent lighting. Over the past two decades, technology improvements have gradually increased the acceptability of fluorescent lamps for many more applications. Light quality was dramatically improved with triphosphor... Read more

Members of the U.S. Green Building Council have organized a non-profit Green Building Fund in the hopes of providing ongoing support for research and demonstration of environmentally sound construction projects. So far six organizations have contributed to the Fund’s initial project—a feasibility study documenting funding sources for green... Read more

Judith Kincaid, Cheryl Walker, and Greg Flynn for the Triangle J Council of Governments, PO Box 12276, Research Triangle Park, NC 27709; 919/549-0551, 919/549-9390 (fax). July 1995. Three-ring binder and diskette, 115 pages, $20 (specify diskette type when ordering).

Architects and specifiers who have... Read more

A new “Mini Home Study Course” from the International Institute for Bau-biologie and Ecology™ (IBE) in Clearwater, Florida is designed to help the home-dweller understand, find, and remedy indoor air pollution, water pollution, and other home health hazards. Participants receive resource material, a video, and a Gauss meter. Contact IBE at 813/... Read more

Just as certain segments of the HVAC and insulation industries have begun a widespread shift to the ozone-safe, chlorine-free hydrofluorocarbon HFC-134a, new environmental concerns have been raised about this compound. Researchers at the Cambridge, Massachusetts firm Atmospheric and Environmental Research suggested... Read more

Researchers at the U.S. Bureau of Mines (USBM) and the National Renewable Energy Laboratory (NREL) are looking into the idea of producing perlite using concentrated solar energy. Perlite is a natural volcanic rock that is expanded by rapid heating to between 870° and 1100°C. It is used as an insulation material and as a lightweight... Read more

2 Sink?

The manufacture of portland cement... Read more

Even as environmental regulations are being widely threatened by Congressional initiatives, a broad new effort to protect the nation’s water is now underway. Sixteen months after it first convened, the National Forum on Nonpoint Source Pollution has released a report that urges new approaches for cleaning up water pollution. The general thrust... Read more

More recently, suburban neighborhoods and office parks began replacing farms in ever-widening circles around the cities and towns. Conventional practice is to landscape the open spaces around... Read more

I read your article “Steel or Wood Framing, Which Way Should We Go?” in the Volume 3, Number 4 issue of EBN with considerable interest and anticipation, but did not see a sufficient discussion on the major reason for building differently with steel studs: the problem of mold growth at the thermal bridge over... Read more

In August 1994 the Rocky Mountain Institute (RMI) was approached by the Global Futures Foundation to help Mitsubishi respond to a boycott effort organized by Rainforest Action Network over the company’s poor logging practices in tropical rainforests. Out of that dialog have emerged two initiatives that may be... Read more