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

The company's promotional material is the epitome of environmentally friendly packaging—like a Ben & Jerry's annual report. The article reprints sent were even bound in a jacket made from corrugated cardboard. So we were quite intrigued by the product. Syndecrete™ is a lightweight, pre-cast,... 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

Carol Venolia, Publisher/Editor

EBN Advisory Board member Mike Nicklas led an international delegation of renewable energy experts in promoting sustainable energy at the Earth Summit last month. He and others were negotiating for inclusion of renewable energy and energy conservation measures into agreements being worked out for the United Nations... Read more

Builders concerned about out-gassing of formaldehyde from medium-density fiberboard (MDF) have long used Medex in cabinets. This exterior-grade product, originally developed for highway signs, is considerably more expensive than conventional MDF or particleboard, however. Now Medite II fills the need for a... Read more

The City of Austin’s Green Builder Program was one of 12 award recipients in the United National Local Government Honours Programme at the Earth Summit in Rio, and the only winner from the United States. “The purpose of the Honours Programme is to recognize innovative local approaches to... 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

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

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

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

Welcome to the quiz portion of The Building Envelope: Primers from Environmental Building News.

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


1. Explain how thermal mass helps maintain indoor thermal comfort in buildings.
2. Describe the differences between closed-cell and... Read more

The BuildingGreen/GreenStep exam prep materials are... Read more

Hello Fellow Green Guru Members:  I am pleased to be a new member of the Sustainable Community Design Leaders (SCDL) forum, and look forward to learning and contributing here.  Also, in case you missed it, this week there were two important steps forward towards an eventual standardized Environmental-Social-Governance (ESG) reporting system... Read more

Greetings, Green Gurus:

As unbelievable as it sounds, the Environmental PROTECTION Agency has launched a PR blitz in support of their "new use rule" on asbestos. So the BuildingGreen community needs to push back harder. I'm reposting the links to the letter of opposition that Mary Ann Lazarus put up last week. We definitely need more... Read more

Welcome to the quiz portion of The Beneficial Intersections of Energy, Resilience, and Health.

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

1. Determine and communicate the financial benefits of energy efficiency, climate resilience, and occupant health and wellness.

2. Understand how... Read more

Save the Date: If you'll be in DC for AIA's Conference on Architecture or just happen to live nearby, hold 6:00–8:30 pm on Wednesday, June 5 for this event.

We have partners! This event will be hosted by ZGF Architects (on their lovely rooftop patio) in collaboration with US Architects... Read more