Thank you for recognizing the GFX drain water heat recovery system in “Recovering Heat from Wastewater” (EBN

Vol. 6, No. 8). As stated in your article, this exciting new product has the potential to improve the hot water delivery performance of domestic water heaters while reducing costs and energy use. This potential has been confirmed... Read more

Plans for construction of the world’s largest PV manufacturing plant—a 25 MW polycrystalline facility to be built in Gelsenkirchen, Germany—were announced on November 4, 1997. The plant will be built by Royal Dutch Shell, Pilkington Solar International, and Bayer Solar and is expected to be completed by mid-1999. This news comes on the heels of... Read more

New York and California have recently passed legislation allowing the use of unvented gas appliances, according to the November 1997 issue of

Energy Design Update (EDU). The legislation in both states has been signed by the governors, but will not go into effect until after review by the state health agencies. New York passed similar... Read more

Long used in computer rooms, access floors are now finding their way into office buildings and other commercial space, where they can dramatically reduce renovation costs while saving energy and improving indoor air quality—especially when providing an underfloor plenum for conditioned air distribution.... Read more

Cellulose insulation should now be easier to specify in wall cavities with the release of a new “Standard Practice for the Installation of Sprayed Cellulosic Wall Cavity Insulation” from the Cellulose Industry Manufacturers Association. Until now each manufacturer had its own guidelines, varying in length and quality, according to the December... Read more

The widely used plasticizer DEHP (di(2-ethylhexyl) phthalate) might be causing asthma, according to a recent study by Norwegian and Danish scientists published in the September 1997 issue of

Environmental Health Perspectives. DEHP is used extensively as a plasticizer in PVC building products. Vinyl sheet flooring, for example, contains... Read more

Roughly four billion pounds (1.8 billion kg) of old carpeting are landfilled each year. Comprised of different materials—nylon, polyester, latex backing, etc.—the stuff is inherently difficult to reprocess back into carpet (see EBN Vol. 6, No. 6). So how ’bout simply shredding the stuff and turning it into a fiber insulation material? That’s... Read more

Roughly four billion pounds (1.8 billion kg) of old carpeting are landfilled each year. Comprised of different materials—nylon, polyester, latex backing, etc.—the stuff is inherently difficult to reprocess back into carpet (see

EBN

Vol. 6, No. 6). So how ‘bout simply shredding the stuff and turning it into a fiber insulation... Read more

Your July/August cover article (EBN

Vol. 6, No. 7), “Residential Siding Options,” characterizes vinyl siding as “inexpensive, easy to install, virtually maintenance-free, and generally quite durable.” My members, producers of vinyl siding and suppliers to our industry, are pleased that

EBN recognizes these important benefits of... Read more

Interface, Inc., Atlanta, GA, November 1997. Copies available at no cost by contacting the company at 770/437-6810. Oversized paperback with the cover printed on a distinctive recycled banana fiber stock, 34 pages.

Interface Sustainability Report is a different type of corporate report. Much more than an environmental progress report... Read more

Agriboard Industries’ widely publicized R-values of its compressed-straw panels—R-14 (RSI-2.5 for 43⁄8”-thick (110 mm) panels and R-28 (RSI-4.9) for its 77⁄8”-thick (200 mm) panels—are more than 55% inflated according to unpublished information EBN has obtained. In an article on straw as a building material published in May 1995 (EBN Vol. 4, No... Read more

by Jane Holtz Kay. Crown Publishers, Inc., New York, 1997. Hardback, 418 pages, $27.50.

Asphalt Nation is a powerful book—intense, eye-opening, depressing, scary. Very simply, the book is a searing indictment of the automobile. Page after page explains how automobiles are killing and maiming us, inflicting untold damage on our... Read more

The Royal Dutch/Shell Group, one of the world’s largest oil and gas companies, announced recently that it would invest $500 million over the next five years in renewable energy technology. The company is setting up a fifth core business,

Shell International Renewables, to broaden its involvement in renewable energy technology, including... Read more

, former editor-in-chief of

Professional Builder magazine, reportedly lost his job after writing an editorial taking issue with the National Association of Homebuilder’s (NAHB) anti-environment stance. Healthy homes builder and author John Bower, writing on the Green-building e-mail discussion group, notes that Carper was... Read more

Third-party certification of forest operations and wood products is picking up steam. Large new tracts of land are being certified, including a number of publicly owned forests. A few forest

managers—as opposed to the lands themselves—now carry blanket certifications, covering any forests they manage. New products are carrying chain-of-... Read more

Social awareness and recognition of efforts to reduce car-dependence are evident in the

1997 Builder’s Choice Design and Planning Awards, sponsored by Buildermagazine and the American Institute of Architects' Housing Committee. The "Project of the

Year" is a community of mixed housing types in downtown Foster City, California,... Read more

As we note in our feature article, certification of well-managed forests and the products made from them has gone a long way towards raising the level of debate about forest management practices around the world. In terms of changes to on-the-ground practices, however, the impact of this movement is still... Read more

Interface, Inc.’s subsidiary

Interface Architectural Resources and Herman Miller are forming a joint venture to produce integrated office interiors. The carpet company and the furniture manufacturer will design products to work together, offering more design and layout options for users. Both companies have been leaders in green... Read more

3rd edition, by John Bower. 1997, The Healthy House Institute, 430 N. Sewall Rd., Bloomington, IN 47408. Paperback, 650 pages, $23.95.

by John and Lynn Marie Bower. 1997, The... Read more