We broke up into 5 discussion groups by market sector:

Here are the proposed "guiding questions":

Replacing windows is expensive and comes with high impacts, but simple films can improve performance.

BuildingGreen-Approved Films

BuildingGreen approves three types of window films:

Energy... Read more

Hi folks,

It was fun going back over all the great conversations we had and pulling them together in this report. Please feel free to share it with anyone--no constraints on that!

Also, we'll have a webinar next Friday based on this report-- March 8 at 2pm eastern:

I'll show the report and share key takeaways from the 12th... Read more

Welcome to the quiz portion of "Spec This, Not That: Avoiding Toxic Chemicals in Commercial Building Projects"!

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


Hello everyone,

So sorry that some of you couldn't get onto the call on Tuesday! There was a bit of a problem with our Zoom links. I think we've figured it out, so we should be all set next time.

Here are the notes from the call. If you have any questions about something on there, please feel free to post them here and we'll try... Read more

We are looking to refine our general office specifications to weed out harmful materials and to prioritize sustainability for all of our clients. Have you had good experience with outsourced specification writers who are helping to push sustainability forward? Who do you recommend? Bonus points if they are familiar with Massachusetts codes and... Read more

Hi everyone,

I am writing to let you know about a change we are making here at BuildingGreen. We will be changing the name of this all-Peer Networks forum “Green Gurus” to “Green Commons.” 

We’ve made this decision after learning that using the term “guru” outside of its cultural context is appropriative. In an effort to center... Read more

Welcome to the quiz portion of Why Post-Occupancy Review Is the Future of Design (And How It Can Serve You Now).

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


1. Explain the importance of post-occupancy evaluation (POE) for occupants and the opportunities in POE for architects.... Read more

Hello, 

Does anyone have experience with USGBC's Green Training Pilot Credit, and/or use of an innovation credit for subcontractor training? I was going to propose training to our subs on becoming an EnviroStars Businesses (WA Green Business Program) and also tie in the Sustainable Contractor's Commitment/project goals.

Since... Read more

One week until our AdRESS conference in Houston! Nadav and I hope to see some of you there. Check out the latest announcement.

Friends, 

Might anyone be aware of research studies on the beneficial mental health effects of green buildings that you could point me to?

Thanks in advance. 

We're consolidating our office and I find I have back issues of EBN going back to 1999 on the bookshelf. Any use for these other than compost?

Kristen Fritsch, in the thread about ipe wood, asked about resources comparing the carbon footprint of transporting building materials vs the transport mode.  There are people who spend their lives on this topic that I won't presume to speak for, but I'll share a few observations:

Even though freight transport is something like 7% of... Read more

The Minnesota CLF chapter’s Specification Subgroup (myself, Andy Marolt/Ryan Companies, Laura Eder/ESG, Java Nyamjav/MSR Design, with input from Annie Perkins/SFI) recently collaborated on a draft set of specification templates incorporating embodied carbon requirements into product performance and action submittals. This work builds on sample... Read more

Avoiding Toxic Chemicals in Commercial Building Projects

We’re excited to issue our special report, Spec This, Not That.

In updating the report in 2020, we engaged a respected toxicology and regulatory-compliance firm to review and assist in our revision of the entire publication. This edition reflects the latest science in... Read more

Just an FYI that BG's web team is planning on attending your meeting at 1:00 EDT. We will need information on how to join since the info in the invite didn't work last time.

See you all then.

Dear all,

For a specific existing building application, we are looking for a half inch insulating glazing unit, preferably with low-e coating. Based on my research, 5/8" seems to be doable (1/8" glass + 3/8" air gap + 1/8" glass) but I'm yet to find a viable 1/2" solution. Have you come across any on your projects? Thanks for your... Read more