To the best of our knowledge, this product is now being marketed under the name Rauhsaser by Better Wall System of Kenora, ON.

The recent ruling to allow logging on several thousand acres of old-growth forest in western Oregon was portrayed in the national media as a blow to environmentalists, but the action may not prove so damaging in the end. While the ruling permits logging on 13 of the 44 sites that were under consideration by the so-... Read more

Energy Source™ Directory

Energy Source Directory arrived. Assembled and published by Iris Communications, this is the most complete and most useful guide to specialized products and materials used in energy-efficient construction that we've seen. The 500-page directory is... Read more

A study published in the June 5, 1992, issue of

Science by researchers at the Lawrence Livermore National Laboratory and the Institute of Atmospheric Physics at the University of Arizona suggests that smoke emitted into the atmosphere from human activities may be having a significant effect in counteracting... Read more

Carol Venolia, Publisher/Editor

The American Institute of Architects convention in Boston this past June was the setting for a changing of the guard in the American architectural establishment. The Institute’s first woman president took the reins, the Committee on the Environment became its largest and fastest growing committee, and the first installments of the Environmental... Read more

Protecting trees and the local ecosystem when building on previously unbuilt land is a vitally important—yet often overlooked—part of environmentally responsible construction. Healthy trees and shrubs can reduce a home’s environmental impact and directly benefit homeowners in a number of ways:

•Enhancing comfort by shielding the house... Read more

Buildings have a tremendous impact on the environment. In North America, buildings and the building industry account for about 30% of carbon dioxide emissions, 35-40% of ozone depletion, 20-30% of municipal solid waste, vast quantities of natural resource consumption, and dramatic loss of open space each... Read more

Ozone depletion and global warming are two of our most serious environmental problems—and foam insulation materials containing CFCs (chlorofluorocarbons) contribute significantly to both of these problems. The environmentally concerned builder or designer should make it a highest priority to avoid them. Even many of the non-CFC alternatives... Read more

Q.Where would you say architects as a group stand on environmental issues?

A.Architects tend to be reactive rather than proactive. It is important that we take the lead on these environmental issues. The architecture schools in particular tend to be conservative. They just aren’t... Read more

Hi all,

We are looking to study Passive House on a couple small multifamily projects. Our understanding is that WUFI Passive only integrates with SketchUp at this time. Our BIM manager has been trying to find an example of a firm that works in Revit and uses WUFI Passive, to point him in the right direction on workflow. I offered to ask... Read more

Welcome to the quiz portion of Video: Energy Reporting in LEED with MPR6.

Learning Objectives
Upon completing this course, participants will be able to:


1. Define the role of MPRs in achieving LEED certification
2. Describe MPR6 and the pathways for achievement
3. Answer MPR6 Frequently Asked Questions... Read more

Folks, it is with a heavy heart that I write this: Lance Hosey passed away unexpectedly on Friday. 

Many of you know him from the early days of the SDL group, or as an outsized presence at any of the many conferences where we overlap. He's been a list-maker, poll-taker and all around troublemaker in my life for over 20 years; I know I am... Read more

Hi all, we're looking for a West Coast Regional Sustainability Specialist if you know of anyone who might be interested! They would be part of our amazing firmwide Sustainability team, and could potentially be based out of LA, Costa Mesa, San Francisco, Oakland, or Seattle. Please reach out if you know of anyone who might be a good fit, I'm... Read more

Looking for an example or case study for a building utilizing a radiant heating/cooling in climate zone 4a. General use type is office with some public assembly spaces, total of 85,000 sf.

As usual, everyone, especially mechanical engineer, is terrified by the thought of "condensation." So far, I read a DGWW case study, "Energy... Read more

OSB subflooring typically contains formaldehyde, and wood may not be sustainably sourced.

BuildingGreen-Approved Subflooring

Products approved by BuildingGreen contain no added formaldehyde or are available with FSC-certified content.

Magnesium oxide panels, which are particularly insect and moisture resistant, are also... Read more