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

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

Carol Venolia, Publisher/Editor

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

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

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

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

Dear SDL'ers

After many months of soul searching about my role as a sustainability leader and how to have the most positive environmental impact, I have decided to take a leave from practice to pursue further studies this September. I will be undertaking a two year Master’s degree at the Institute for Resources, Environment and... Read more

THIS WEBINAR PURCHASE AND REGISTRATION IS CLOSED.

The green building world’s most anticipated awards are almost here!

Hi SDLers-

Like many of you, I have found myself involved in our firm’s nascent Social & Racial Justice working group. Our group is laser focused on advancing BIPOC and is seeking to understand more about approaches our firm can take on advocacy, transparency, and training. They are interested in hearing about specific approaches... Read more

We all know the climates are shifting, and the ASHRAE standard that gets invoked for energy codes is shifting along with them--though not in perfect sync.  Louisiana is leaping from ASHRAE 90.1-2007 energy code to 2021 IECC (boom!).  The 2021 IECC as published uses relatively old climate maps; for Louisiana, at least, the same as the 90.1-2007... Read more

Hi all,

We’re thrilled to share that registration is now open for our All-Networks Workshop on Integrated Design + Delivery from the Inside Out! The workshop will be held on July 15th at Miller Hull’s Seattle office, right before the Summer 2024 SDL Summit. Register now before it fills up, and please feel free to email me with any... Read more

Conventional overhead air distribution systems rely on energy-intensive air mixing, but underfloor systems take advantage of natural convection and stratification.

BuildingGreen-Approved Access Flooring Products

We list access flooring products that are specially designed to facilitate effective, energy-efficient underfloor air... Read more

Welcome to the quiz portion of Avoiding the Global Warming Impact of Insulation.

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


1. Define “embodied global warming potential” and “lifetime global warming potential” as they relate to insulation materials.
2. Describe why some... Read more

General FAQs

Orders, Memberships and Billing

Technical... Read more