Hello, I'm wondering if anyone out in the network has experience with the following:

>Low carbon concete mixes for polished concrete slabs: we're hearing concerns from our concrete supplier that using a low carbon mix design for a polished concrete slab will cause pitting. What experience do others have?

>Low carbon concrete... Read more

Hello SDL Leaders,

Over the past month, I have been working with ILFI to navigate the question of residuals in LBC compliant products vs. products reporting for a Declare label.

Through our conversations, it came to light that ILFI considers the LBC Red List threshold to be 10,000 ppm, rather than the 100 ppm written into the... Read more

Hello AEC Sustainability Leaders (aka the Green Gurus)!

As we continue to promote and expand the use of mass timber on our projects, it is becoming increasingly important that we learn more about the spectrum of impacts that this material selection is having on the forests and communities from which we’re sourcing our wood fiber…both... Read more

Anyone have experience with electric boilers? I think in cold climates it's perhaps the first thought when trying to reduce scope 1 emissions in an HVAC application that would have historically used gas-fired boilers... but it seems like they're only an incremental improvement compared to heat pumps / geothermal / VRF type solutions. We haven't... Read more

Hi All - 

Has anyone explored hydronic system analysis software (1D CFD)? 

Some options are PipeFlo, AFT Fathom, PipeFlow (eerily similar name to first option), COMSOL Pipe Flow Module. 

Applications could range from general system troubleshooting, pump sizing, to district hydronic system network analysis. 

Best,... Read more

Welcome to the quiz portion of Improving Resilience!

IMPORTANT: This quiz covers five related articles within this topic. 

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


I have been watching LEED Zero for a while, and have appreciated certain things, but one thing I think is an absolute disaster is their allowance of mainline RECs for claiming Zero Energy and Zero Carbon performance.  I just asked this question on the LEED Zero webinar, and the panelist basically said, "it's part of LEED Zero, therefore it is... Read more

Join our free Coffee Talk with Alex Spilger to discuss the latest WELL AP v2 exam. Hear what's new in this latest version, what to look for, and what to remember.

Alex combed the WELL Building Standard reference materials and took the v2 exam in writing an extensive exam prep guide.  Hear about... Read more

Thought this was worth sharing - Lance Davis, who manages the P100 program for GSA just posted to an email group i belong to that the GSA P100 program is to be updated in 2024.  In service to that, there is a "P100 Change Proposal Form" available for folks to make helpful suggestions.

They are asking for suggestions, i think we should... Read more

HGA is looking to fill several positions, including: a senior leader for resilience services and research, senior and junior simulation experts, senior and junior sustainability leaders. Please pass this along to anyone interested in working in a collaborative, passionate, and seriously fun team setting. Locations all over the country too.... Read more

Hi all - passing on this request on behalf of Alan Scott. He is looking specifically for someone from the Gulf Coast region to round out the panel:

I am putting together a panel for a virtual session during Design Museum Week in April (Thursday, April 28). The description below outlines the conversation I am hoping to curate. I am... Read more

I'm putting together information on natural gas bans (or put another way, all electric buildings) for an advocacy effort and looking for some experts. Anyone have thoughts on banning natural gas and other fossil fuels on residential projects? Specifically what are the considerations/challenges/opportunities at each scale (single family, low... Read more

Hi all,

I just joined the SDL group and am grateful to have the opportunity to be a part of this awesome community! 

I have an exciting residential embodied carbon research opportunity to share…

Lake|Flato Architects is collaborating as an industry partner with the RE2 Lab and the Hamer Center for Community Design at Penn... Read more

We had a small group tour the Dell Seton Medical Center campus today, and a much larger group tour the new Austin Public Library. 

My favorite quote from the Medical Center tour, was about this project being the first private development on U of Texas property. "It took 58 separate legal agreements. We won a ULI award for making the... Read more

Curious to see if your firms have researched metals and established a preference for what you use for roof and wall panels?  I'm interested in ranking environmental performance for painted steel, galvanize steel, weathered steel, painted aluminum, zinc, etc.

Hi all! I'm very excited to report that we have interest from a developer client in tracking embodied carbon through construction. We have issued construction documents and the construction managment team is begining the process to establish the GMP.

We're looking to use EC3, and/ or ZGF's LCA analysis tool for concrete to look at how we... Read more

Welcome to the quiz portion of Video: Eight Steps to Success with LEED-EBOM.

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


1. Describe the first steps project teams should take when considering LEED-Existing Buildings: O+M.
2. Understand the steps and timeline ofthe LEED-... Read more