Can anyone point me to a (dream?) resource listing effective R-values of various wall assemblies?  We are trying to find a cost-effective R-40 wall assembly for a one and two story public middle school targeting net zero energy in Oregon.  Referencing Seonhee's "thermal bridging" thread in late April, I used Therm's native drawing feature, but... Read more

Our all-volunteer Advisory Board helps BuildingGreen identify the most critical topics for our coverage, and directs our research as we investigate these topics and bring them to our readers. Their distinguished and varied service in the field of environmentally responsible building is an inspiration.

For the fourth year in a row, we’re proud to release our sustainability survey findings, based on the real-world knowledge and experience of our clients and partners, to help determine how sustainability, resilience and wellness are perceived by the commercial real estate industry. We’ve compiled these survey results in our 2019 report, which... Read more

Love books? Want some inspiration? Join this Goodreads group with the following link... 

https://www.goodreads.com/group/invite/873351-green-gurus-goodreads-grou... (this link will be active for 30 days so let me know if you get here late and need it again)

I set this up as "private" so I will need to approve you. Anyone will be... Read more

Preservative treatments extend the service life of wood, but many such treatments are highly toxic, especially to aquatic life.

BuildingGreen-Approved Preserved Wood

Products approved by BuildingGreen use chemicals (commonly borates) that are relatively low in toxicity and have low VOC emissions.

Health and Environmental... Read more

Welcome to the quiz portion of "How to Access the Full Power of Biophilia."

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


Hello SCL, 

We’ve heard that some of you have a hankering to connect with this group outside of the Summit and the forum. On prompting by the steering committee, we’ve decided to try out quarterly SCL-only calls focused on a dedicated topic. 

The first of these calls will be Tuesday, April 13th at 4pm ET (1pm PT) and the topic... Read more

Hello SCL, 

I have a slightly different ask than my usual Contractor's Commitment announcements.

Our newest writer, Elizabeth Waters, and I are researching for a BG article about construction emissions and jobsite carbon for BuildingGreen.com

In particular, we are trying to research how much of a building’s lifetime carbon... Read more

I am looking for a healthy and safe mold preventative product to use on wood construction to prevent mold growth as this full wood building (truss, framing, exterior sheathing) will be exposed to moisture via the elements until the roof gets put on in earlywinter.

Please share your feedback, thus far we have found what looks like a lot... Read more

Hi folks,

As you've no doubt heard from us by now (several times), in lieu of Summer Summits this year we're offering a combination of events this fall. Our series kicked off last week with a great Regional Mini-Summit in Boston. Regional events like this were in our plans before COVID blew everything up, so this one was a long-time... Read more

Hi All,

After this long winter, who is up for some fierce creativity and friendly competition in your own offices or between your companies?  What do you think of a location agnostic, virtual, Sustainability Scavenger Hunt from Earth Day to Mother's (earth) Day?

We've done the hard work for you. Join in on the fun and save your... Read more

Hey All,

I wish I could brag about the tremendous success Integrus has had in conducting a robust LCA on every project.  Our goal is to use Tally to conduct a WBLCA on every project, but we are struggling with issues with staff time, project schedules, scarcity of expertise, and not having a streamlined process to produce reliable... Read more

Dear SD Leaders: The comment period closes January 31st on  NCA Volume II Climate Change Impacts, Risks, and Adaptation in the United States.

It's important to have the design communities perspective on these critical issues. I hope you can take a look and submit your comments before the deadline.

Details here: https://www.... Read more

Alena Jumplot

Hi All,

Has anyone dug into ASHRAE 2016 as part of the new v4.1 requirements or as codes start to adopt it? I recently presented on this and thought I should check my math to make sure I'm understanding and communicating this correctly.

My understanding is that there is a new reference baseline, that is essentially the ASHRAE 2004... Read more

Are you getting questions, advice, and dubious sales pitches from all comers about how to design and run an HVAC system to combat infectious disease? You’re not alone. Engineers, facility managers, architects, and other building professionals are all... Read more