I was recently asked about potentially specifying concrete with wood nanoparticles and concrete with biochar as a way to further lower the embodied carbon and to increase concrete strength.  These approaches are something I know nothing about, and wondering if anyone in this group has any experience and/or observations that might be relevant to... Read more

Apologies if some of you are seeing this for the second time - on behalf of Frances Yang, Mike Gryniuk and the Carbon Leadership Forum, consider signing on in support of the SE 2050 Challenge for structural engineers. (Yes, there is an option to sign on as a non-structural engineer, in support of the program.)

http://... Read more

Hi everyone,

Since I know we have a lot of talented people in this group, I'd like to reach out to those of you based in Los Angeles and see if anyone is interested in talking at an upcoming Living Building Challenge collaborative event.  The topic of the meeting is "Selecting Healthy Materials 101: From the perspectives of... Read more

Dear fellow SCL'ers,

Recently one of our members, Ryan Poole, sustainability leader at DPR, has been facing some personal challenges. His wife is 35 weeks pregnant and was diagnosed with a brain tumor. They have moved across country - from Colorado to South Carolina - to be closer to thier parents and their support system, but they can... Read more

The AIA is NOT announcing the COTE Top Ten award winners this Wednesday.  Both the firm and student juries were held last month and winners were chosen.  But the AIA is focused on COVID-19 info only now, restricting other communications.  That is why the COTE newsletter has disappeared from your mailboxes.

Maybe i am the only one who... Read more

is anyone aware of some guidance about citation protocols for when a person/team/org uses an AI tool to generate some base components for a report (which is then heavily edited by humans)?

I'm inclined to disclose in detail which tools were used and how ... but would love to know if there are some industry protocols shaping up about this... Read more

This page contains our full User Agreement.

This Agreement sets forth the terms and conditions for your use of all webpages under both the BuildingGreen and LEEDuser names and domains, published by BuildingGreen, Inc. (collectively, the “Site”), including The BuildingGreen Report (formerly Environmental Building News) and BuildingGreen... Read more

Are FSC glulams available? By many manufacturers? Which ones?

Thank you to everyone who signed on to the Materials Pledge letter.  It was officially released on April 15th with 56 signatory firms.  The Materials Pledge will soon have a new home online and a way to continuously add more signatory firms.  I'm keeping a list for now and there are already four more firms who want to join.  I will let everyone... Read more

Commonly used for interior partitioning of commercial buildings, light-gauge steel framing is increasingly being used in residential construction. Compared to solid wood, steel studs are lightweight, dimensionally stable, resistant to insect damage, and of consistent quality. 

BuildingGreen-Approved Structural Steel

Products... Read more

Hey there, Tally users.  I'm looking for some answers to a few basic questions about using Tally:

Who else is playing in this year’s #SustainabilityScavengerHunt by BE+!?

Meredith Elbaum and team at Built Environment Plus are launching the second annual hunt this Friday. Teams of up to four people compete over a couple of weeks to complete missions and bring awareness to environmental topics.

It was a lot of fun last year - we... Read more

This summit was pre-approved for 3.5 AIA LUs and 3.5 GBCI CE hours.

Please complete the survey questions to confirm your attendance and receive your CEUs.

By providing your credential numbers in your profile, you will enable us to automatically report these CEUs to the organization. Please check your profile to be sure your... Read more

Remember 2013? LEED version 4 had just been released to the public. Hardly anyone was using it, though—not only because they didn’t have to, but also because there just wasn’t a pathway to achieve many of the new credits in the rating systems. Especially the product-related credits in the Materials & Resources category, along with the Low-... Read more

Welcome to the quiz portion of Solar Thermal Hot Water, Heating, and Cooling.

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


1. Explain active and passive; direct and indirect; and low-, medium-, and high-temperature solar thermal systems.
2. Distinguish between the three most... Read more

I'm hoping for some help answering the question of whether buildings/communities should pursue net-zero energy on site versus investing in new renewable energy (i.e. through the electric utility) that can be built at a more efficient scale elsewhere in the state. Our utility is asking us this question as we are working through how to get the... Read more

Hello, does anyone have experience with thin film solar? We're looking to add it to a city wide bus station application. Thanks!