In trying to help a client write a case study on avoided carbon by using slag and flyash, I am having trouble finding a one for one equivalency that can be verified.

I have found for one pound of flyash, one pound of carbon is saved - but I can't verify that.

Appreciate the feedback!

Interior doors may be a source of indoor emissions, and wood can be unsustainably sourced.

BuildingGreen-Approved Doors

BuildingGreen approves interior doors made from FSC-certified wood or reclaimed wood as well as composite doors with environmental features like:

Welcome to the quiz portion of Full-Blown Energy Modeling.

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


1. Explain the role of the energy modeler and how each energy model opens an informed discussion between the entire project team about the interactions between architectural and... Read more

Please mark your calendars to join BuildingGreen and HKS for the 2018 Pre-Greenbuild SDL Show & Tell on Tuesday, Nov. 13th, 2018 from 7pm - 9:30pm at HKS, 125 S Clark Street, Chicago, IL

We will be sending out a registration link next week. Space is limited. 

Thanks to Rand Ekman and all those at HKS for opening their doors... Read more

Hi everyone,

Registration for the 2025 Super Summit is live! Register here for the SDL Summit and save your seat to join us in Omaha. 

We’re also excited to announce the Pre-Summit Workshop for this year – “From Transactional to Transformative: Building Relationships for Change.” The workshop will be led by David Jay, author of... Read more

For those folks who are on our retrofit electrfication roadmap post-palooza-sub-sub-working group ;-) , I thought you might be interested in these three guides just released from BEI in collaboration with S. Winter Associates.

Here are the three Playbooks:

THIS WEBINAR PURCHASE AND REGISTRATION IS CLOSED.

Whole-building life-cycle assessment (WBLCA) can help project teams reduce embodied carbon as well as many other environmental impacts of building materials. And it’s incentivized in LEED and... Read more

What is the status of the roof insulation market regarding non-halogen containing polyiso boards? I know GAF and Atlas still have them. I thought JM had them as well, but seems to have taken them off the menu. Are there performance issues?

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 everyone,

Remember the thread on here from last fall that “broke the internet?” We have some progress to share and a chance for members to re-engage. A core team has been meeting to compare project process diagrams and challenges. They will share examples from their firms, along with learnings and best practices, on Wednesday, March 6... Read more

Looking for 2-more flushometer style dual-flush flush valves to put in a public project spec alongside sloan uppercut and cannot seem to  find any.  Does anyone have any that they have used?

Thanks in advance!

Anne Hicks Harney, FAIA, has more than 30 years of experience, focusing on high-quality design imbued with a solid technical and sustainable foundation. At Long Green Specs, she provides sustainability-focused construction specifications and building material expertise to architectural firms across the country. She was chair of the AIA... 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

Hi Sustainability leaders,

Realizing that many of us are now stuck and home and may be feeling isolated, we thought it would be fun to offer an open hang-out time for anyone in the Peer Networks. If you'd like to connect, share some thoughts, hear from others, or just get to know other Green Gurus, join us on Zoom this Thursday. If it... Read more

Hi all,

BG WebDev needs to clarify the Forum comment moderation rules you would like us to put in place.  We do not require moderation for premium users in our LEEDuser forum unless they include a link in their submitted topic or comment. In this case, we hold the publication of the comment in moderation until we can make sure the link... Read more