New Research to Promote Recycled-Content

Building Materials

The Forest Products Laboratory (FPL), largest research lab of the U.S. Department of Agriculture’s Forest Service, has announced a plan to promote increased use of recycled wood fiber in a broad range of housing applications. The project’s stated goal is to develop technologies... Read more

Lever Bros. Co. of New York, a long-time promoter of recycled plastic lumber as an end-use for the plastic packaging of its products, has announced a donation to buy plastic lumber for use in national parks. Up to $100,000 will be used to purchase park benches, picnic tables, and boardwalks for 10 national parks, according to a report in

... Read more

Loose-Fill Insulation

from Batt Scraps

Insulation contractors who work with batts have to deal with disposing of cut-offs and waste pieces of insulation from every job. Remodelers take volumes of perfectly good batt insulation to the dump, not only wasting all that material, but also paying a lot in tipping fees.

These issues... Read more

Australian Eco-City Project Moving Forward

The nonprofit group Urban Ecology Australia has been working to convert a city block in Adelaide, Australia into a progressive ecological community. The plan got the green light from city council members on February 7. The only remaining legal hurdle for the AUS$60 million project is to prove its... Read more

Are the electromagnetic fields in and around our buildings causing cancer? Is this the next big indoor health issue, or is it just a passing whimsy—interesting but insignificant? What should we as designers and builders be doing about these fields? There are still many more questions than answers about these fields and their possible health... Read more

Dow Plastics has just introduced three new plastic resins, one of which is being offered as an alternative to flexible PVC. The Affinity SM 1250 resin is reportedly a response to pressure to eliminate PVC from medical applications in Europe, and may also be used to make wire and cable sheathing for construction.

Detailed Environmental Assessments of Structural Building Materials

Building Materials in the Context of Sustainable Development, nine research reports available from Forintek Canada Corp., 800 Montreal Road, Ottawa, ON K1G 3Z5, Canada; 613/744-0963, 613/744-0903 (fax). Complete sets: CDN$600 for universities and nonprofits, CDN$900 for... Read more

On the Virtues of Clay Pipe

Your article titled “Should We Phase Out PVC?” was a breath of fresh air. You assumed an impartial role and presented the available information without misrepresentation, innuendo or distortion. The fact that PVC can be hazardous during its manufacture and disposal should be of concern to your readers.

... Read more

Adobe/Solar Associates, purveyor of top-notch workshops on passive solar and adobe construction since 1991, has just introduced a free newsletter,

The Mudslinger. ASA’s three-day 1994 workshops are scheduled for May and October in Santa Fe, and April and October in Phoenix. For information, contact Adobe/Solar Associates, 847 E. Palace... Read more

The Alcyone Light Centre is offering a three-month course in green architecture in the spring of 1994, and another in sustainable building construction in the summer. Contact Architectural Internship Director, Alcyone Light Centre, 1965 Hilt Rd., Hornbrook, CA 96044; 916/475-3310.

Drywall Stops Save Wood

Most builders have vaguely heard of those little metal drywall stops that can be used for supporting drywall corners, but remarkably few have ever tried them. More builders we’ve spoken with are familiar with drywall

clips, which are fitted onto the edge of the drywall as it is being installed. Many drywall crews... Read more

Recycled-Content Extruded Polystyrene Insulation

Extruded polystyrene (XPS) is the insulation material of choice for many builders when it comes to below-grade applications and is used in many other ways as well. Commonly referred to by Dow Chemical Company’s tradename Styrofoam®, standard XPS insulation is manufactured in the U.S. by four... Read more

Perspective

A lot of what we do in our research at EBN is listen to claims. We hear from one group that a particular material is great for the environment, while another group tells us just the opposite. Very often, both interest groups are right …and both are wrong. How can that be? The apparent contradiction lies in selective use of... Read more

The

Environmental Resource Guide from the American Institute of Architects (reviewed in EBN

Vol. 1, No. 3) is now available at a lower subscription rate. The new price for one year of quarterly installments is $98 for AIA members and $165 for non-members. Call 800/365-ARCH to order.

Glidden’s Zero-VOC Paints

In 1992 The Glidden Company surprised the interior paint world by offering a latex paint without any volatile organic compounds (VOCs). VOCs in paints have been implicated in indoor air quality (IAQ) problems and environmental illness cases. There has been a strong trend toward lower VOC formulations, spurred in part... Read more

More on Heating Fuels

I appreciated reading your fairly comprehensive article on environmental impacts of various heating fuel options (“Heating Fuel Choices: Weighing the Alternatives”, EBN,

Vol. 2, No. 6). You uncovered several of the complexities inherent to evaluating the costs and benefits of fuel options as determined by... Read more

Capitalism and Ecology

by Paul Hawken. HarperCollins Publishers, 1993. Hardcover, 250 pages, $23.

The Ecology of Commerce argues eloquently for radical change in how business works. Hawken compares our present economic system to immature, opportunistic natural environments that grow and spread rapidly but do not last. A mature system of... Read more

News Briefs

The recycled plastic and wood fiber composite lumber product (reviewed in EBN

Vol. 2, No. 2) that began as Rivenite and later became Timbrex has a new name yet again. Mobil Chemical Company’s Composite Products Division, maker of the material, is now calling it “Trex™”. The change results from a trademark conflict over the... Read more

This just in from Lawrence Berkeley Laboratory: A gas oven consumes more electricity to bake a potato than a microwave oven. That’s right, more

electricity. The glow bar ignitor, which draws 350 to 400 watts during oven start-up, continues to draw power the whole time the oven is on. To bake a moderately sized potato, LBL researcher... Read more

Spotted Owl Champion to Lead Forest Service

Dr. Jack Ward Thomas, well known for advocating forest management practices that protect wildlife habitat, was named the 13th chief of the U.S. Forest Service on November 17, 1993. Thomas, a wildlife biologist as well as forester who has been with the Service for 27 years, is a leading advocate of “... Read more