As announced in last week's SDL/SCL Winter Summit, I have been working with a group of regional AEC professionals, industry stakeholders, and the New Buildings Institute on two code proposals to the 2021 Seattle Building Code that limit the Global Warming Potential (GWP) of concrete & steel in buildings over 50,000 sf (see attached).  We ... Read more

I am now embarking on the home page design, but before I get started I need input on what you'd like to have there. The style tiles/tidbits provided by Southface includes a home page mockup that's very similar to LEEDuser, which is fine with me, but I don't want to implement it and then find out you want something radically different.

I... Read more

Welcome to the quiz portion of Chemical Transparency: The HPD Issue.

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


1. Discuss why chemical transparency matters and answer common technical and practical questions regarding HPDs.
2. Offer solutions for the legitimate concerns... Read more

We have an environmentally-minded client who asked us to look into an alternative to the blue adhesive film that is typically used to seal uninstalled ducts for IAQ purposes. From a human health and waste perspective, they were hoping to find something that was both plastic-free and reusable. Has anyone tried out other options? I thought it was... Read more

Hey Everyone!

We are delighted to share a major milestone in our commitment to sustainable design. After two+ years of intensive research, refining, and internal application, NBBJ is thrilled to announce the external launch of ZeroGuide, an innovative tool for early-phase carbon estimation, now available to the entire AEC community!... Read more

I am new to the SAL and honored to be included. I'm Summer, managing partner at Ecoimpact Consulting. I manage a small staff of sustainability consultants who focus primarily on LEED project administration and documentation services. Day to day, I am working on implementation of the technical requirements of various LEED rating systems (in the... Read more

Most products sold as “ceramic tile” are fired at lower temperatures and are less durable.

For porcelain tile, BuildingGreen starts with the Green2 standard for sustainable tiling—ANSI A138.1 American National Standard Specifications for Sustainable Ceramic Tiles, Glass Tiles, and Tile Installation Materials. This is a multi-attribute... Read more

Hello Colleagues,

You all know our industry’s progress over the past decade related to the impact of materials. We have come a long way. Today we have over 110 firms that have signed onto the A&D Materials Pledge, pledging to a holistic approach to materials considering: Human Health, Climate Health, Ecosystem Health, Social Health... Read more

Both Z Smith and Lois Vitt Sale have been notified that they have been elected to the College of Fellows of the AIA, class of 2018.

Please join me in congratulating Z and Lois, and post here if you know of others who can now carry the FAIA label.

Well done guys!

Our Sustainable Construction Leaders peer network famously developed the Contractor's Commitment.

Famous because it is the industry's only agreed-upon framework for systematically addressing the environmental and social impacts of construction activity.

Famous because it now has 27 signatories, collectively accounting for $49... Read more

We had so much fun at our Contractor coffee talk that I reached out to our MEP friends to see if they would set up something similar.  And they have agreed to host a talk on Thursday December 2, at 1-2pm EST.  They will talk about decarbonizing buildings, on a schedule that keeps us under the 1.5° C limit and will also address strategies for... Read more

Hi folks,

It came up on the Regional Leaders call this week that many people aren't aware that we added a link to the BuildingGreen Communities in footer of BuildingGreen.com. So if you want an easy way to get to the forum page, other than clicking on a link in an email, there it is! (Thank you, Stephen Endy!)

The footer has a... Read more

Hello, 

I am struggling with understanding if I should be using Annual Marginal Emission Factors (MEF) or Annual Average Emission Factors (AEF) for evaluating different building design decisions.

Everything I know is from this document. So as I understand it ... an individual building or retrofit is going to change the marginal... Read more

Join your peers and BuildingGreen February 22–26, 2021 for an all you can eat buffet week of networking, problem solving, and connecting with sustainability leaders within your industry and across the Peer Networks! During this week we will create a space for you to offer and receive support, exchange ideas and resources, and become stronger,... Read more

Hello everyone,

Here's a reminder that our call for this month will be taking place next Tuesday, November 12th at 2:00pm EST.

Please feel free to join us!

Join Zoom Meeting:

https://zoom.us/j/248664490

One tap mobile
+16699006833,,248664490# US (San Jose)
+19292056099,,248664490# US (New York)... Read more

A couple questions for this group. I know we're having a Green Commons meeting on this next week. But can anyone comment on the following questions?

-Have you or your firm split the benefit of the 179D with a client? Is this typical?

-Is prevailing wage a requirement for all 179D benefit, or does it follow the same lines as... Read more