Following the summer SDL summit - we formed a spinoff user group called "Carbon Sync" to discuss Life Cycle and Carbon Assessment tools like Tally and Athena.  We've had three successful calls with folks sharing a couple 5-minute presentations about various studies and explorations.  We have a mix of experience levels - but are collaborating... Read more

Hello! We are currently working on an LBC Petal project pursuing the Materials Petal. Does anyone know whether H1 lubricants are inherently Red List Free given they are food grade lubricants? We are trying to figure out whether NSF H1 registered lubricants need ingredient reporting or whether the NSF registration works similar to Delcare, RoHS... 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

Welcome to the quiz portion of Whole-Building Life-Cycle Assessment: Taking the Measure of a Green Building.

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


1. Define key concepts of whole-building LCA.
2. Recognize the inherent flaws, and potential gains, of whole-building LCA... 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

Hi Folks,

I mentor startups in the clean tech space and there are a number of cool new things coming to market. I am looking to gather names of interested people who want to get the opportunity to take a look at these cool new things and give some feedback and even - if stars align - pilot and test some of these new technologies (given... Read more

You're invited to join your colleagues in an SCL Whole Group Web Meeting on Contractors’ Commitment May 28th, 2019 1:00 PM PST / 4:00 PM EST!!

Web meeting focused on an update with the contractors' commitment work. This is an SCL whole group call led by Kena David.

Join the meeting on Zoom: https://zoom.us/j/972367514  

... 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!

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

Hello Sustainability Leaders!

It’s been almost a month since we met in NYC for our Regional Mini-Summit! I’m pretty sure time moves faster when the seasons are changing! I hope the fall is treating you all well.

We have completed our Post-Summit Report, and would like to share with you all. Click here to view the report.

... 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?

This is deep nerdy stuff, so don't say you haven't been warned.  ASHRAE has opened the first public review to its net zero standard (228).  Here's the blurb:

Standard Method for Evaluating Zero Net Energy and Zero Net Carbon Building Performance ASHRAE Standard 228-202x sets requirements for evaluating whether a building or group of... Read more