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

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

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

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

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

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

We're consolidating our office and I find I have back issues of EBN going back to 1999 on the bookshelf. Any use for these other than compost?

Hello, 

Does anyone have experience with USGBC's Green Training Pilot Credit, and/or use of an innovation credit for subcontractor training? I was going to propose training to our subs on becoming an EnviroStars Businesses (WA Green Business Program) and also tie in the Sustainable Contractor's Commitment/project goals.

Since... Read more

Hey, everyone! Eleven months after our initial release, we have now released a totally updated version of our EPIC tool. It’s available at the same location as before (https://epic.ehdd.com) and reflects thousands of hours of work over the last year. From humble beginnings in Excel, EPIC now has about 2,000 users and dozens of logins each day—... Read more

Hi folks,

USGBC has commissioned this survey of the building industry about Federal tax incentives for building efficiency. They will be sharing results with congressional staff, so this might be a good opportunity to give them feedback from the field!

And it's just 10 minutes.

And, after you do the survey if you want to... Read more

Welcome to the quiz portion of Driving to Green Buildings: The Transportation Energy Intensity of Buildings​​!

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


Define “transportation energy intensity” as it relates to buildings and understand its impacts on the environment, human health, and... Read more

If you are intending to participate in the Sustainable Construction Leaders Pre-Greenbuild SUMMIT on November 13 in Chicago, please register. We are preparing the pre-Summit survey that will help to determine the topics on the Summit agenda. You will not want to miss having your top-of-mind challenges be part of the conversation with your... Read more

Welcome to the quiz portion of Cool Products from the Latest Greenbuild Expo.

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


1. Describe innovative products for HVAC and the building envelope.
2. Describe innovative products for saving water and managing stormwater.
3.... Read more

Hi folks,

I’m excited to be welcoming Meredith Elbaum and Nellie Reid into this forum! Meredith and Nellie were the duo that originally conceived of the Sustainable Design Leaders network back in 2008, and led the effort (with BuildingGreen’s support) through it’s early years. 

They later left their SDL roles, so they haven’t been... Read more