Choosing an environmentally friendly siding material has never been easy. Often the more “natural” products, such as wood clapboards, are associated with depletion of sensitive forest resources, while materials that are highly manufactured—such as vinyl—raise questions about chlorine and petrochemicals as... 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

... Read more

now being manufactured in Perrytown, Texas, can be used in place of both framing and drywall in partition walls. At $19 each for 4’ by 8’ (1200 mm by 2400 mm) panels, they are very competitive with conventional stud framing within a reasonable shipping distance from the plant. The panels... 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

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

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

For years polystyrene has been just about the only game in town for exterior foundation insulation. The problem is that

extruded polystyrene—the type of polystyrene most commonly used on foundations—is produced with HCFCs that deplete ozone, and

all polystyrene (both extruded and... Read more

The Rainforest Action Network (RAN) has a new “Wood Reduction Clearinghouse” to disseminate information on ways to reduce waste and find environmentally sound alternatives to wood. Reducing wood use in construction is a primary goal of the service. Contact Dana Harmon at RAN, 450 Sansome Suite 700, San Francisco, CA 94111; 415/398-4404, 415/... 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

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

We first learned about Icynene at the First Annual Conference on Alternatives to CFCs and Halons in November 1990. At that time it was a tiny Canadian company (founded in 1986) with a type of foam insulation that had no harmful effects on the Earth’s stratospheric ozone layer. Company founder... 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

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

Two project are underway that may eventually provide useful environmental and cost information on building material alternatives to architects, specifiers, and others in the construction industry. A Canadian project, called

Athena™, is the outgrowth of government-sponsored work coordinated by Forintek... 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

Efforts to establish a National Institute for the Environment (NIE) are proceeding in Washington, and they may even pick up speed as a way to consolidate environmental research efforts that are being handled through many different agencies. A bill to establish the Institute is expected to be introduced in... Read more

A fire destroyed 5 million pounds of recycled PET in a warehouse belonging to Image Industries, Inc., makers of Image Carpet, according to the July 31 issue of

Plastics News. No one was injured in the blaze, and the origin is unknown. The burned material represents only a small portion of the company’s stock, and it was insured.

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