Hello everyone,

Here's a reminder that our next monthly call will be taking place next Tuesday, October 8th at 2:00pm EST.

Please feel free to join us!

Join Zoom Meeting - I double-checked this link and it is correct!

https://zoom.us/j/248664490

One tap mobile
+16699006833,,248664490# US (San Jose)... Read more

Hello friends,

Anyone who will be attending NESEA's BuildingEnergy Boston conference next week is invited to an informal Green Gurus meetup! Stop by the Built Environment Plus booth (#4 on the map) at 6pm Monday (during the second half of the trade show reception) to say hi to some fellow Sustainability Leaders. SDL member Keihly Moore... Read more

Greetings AEC Sustainability Leaders -

This is an update on where we stand with the BBB letter. In addition to posting this to the AEC SDL (Green Gurus) Forum, we are sending the same message to all current signatories by email to make sure everyone is notified. Apologies for putting two items in your inboxes!

First, please read... Read more

Some of you saw my 5-minute presentation about the Rich Earth Institute in Brattleboro, Vermont and how it is inventing new ways to keep excess nutrients from urine out of surface waters and use them instead as fertilizer. Now you can also hear about it on Planet Money: https://www.npr.org/sections/money/2018/01/26/581156723/episode-820-p-is... Read more

Welcome to the quiz portion of Existing Buildings Are Architecture’s Future!

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


The Sustainable Construction Leaders peer network brings together the most committed sustainability directors from leading construction companies throughout the U.S. and Canada. We invite you to apply for membership.

Welcome to the quiz portion of Getting Flame Retardants Out of Foam Insulation.

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


1. Summarize why and how flame retardants are used in foam insulation.
2. Elucidate the case for taking the chemicals out of foam insulation.
3.... Read more

I am excited to share with you the final draft of the letter back to LP50 manufacturers.  The LP50 manufacturers sent their “Closing the Loop on Product Transparency” to design firms earlier this year.  For more background information, please check out Chris Hellstern's original August 20th post on this Green Gurus forum.  When we posted the... Read more

Was anyone else surprised to see ASHRAE 228-2023 using eGRID Subregions for both the Regional Electricity Source Energy Conversion Factor and Regional Electricity Greenhouse Gas Emission Factors? In the past I have used eGRID sub-regions but also State and local utility conversion factors depending on what energy or operational carbon story I... Read more

I am forwarding this request from Kate Simonen from the Carbon Leadership Forum to support a grant application for this research. I don't know if the link will work in this format but if you have questions or want to sign you can contact me or Kate and I can send you the mail with the link my email is:  lstrain@siegelstrain.com     Thanks... Read more

The overwhelming majority of wallcoverings are flexible vinyl, laden with all the life-cycle concerns that come with PVC. Products used to contain orthophthalate plasticizers—which make up a large percentage of these products. Phthalates are not bound in the material and can slough off in dust, exposing occupants during everyday work or play.... Read more

Is everyone else having trouble with a dysfunctionally slow LEED-Online today (i.e., worse than the usual incredibly slow performance)?

Hi Green Gurus,

We have a lot going on this week, and I know it’s hard to keep track of everything, so I’m providing this quick update.

Conveniently, we have also just launched the new Peer Networks Hub on BuildingGreen.com, with a Calendar page where you can see all upcoming events (and a link to recordings of past events). You... Read more

Hi folks,

Mahesh announced today that he's leaving his position as CEO of USGBC, GBCI, and ArkScoru, effective Nov. 1. An interim CEO will be announced tomorrow.

I think that Mahesh did some great things for the organization(s)--and he had some really loyal team members. He could also be challenging to work with--as I learned... Read more

Hi all,

For your planning purposes for next year, here’s info on an in-person event coming up in 2024:

We are excited to announce that we will be hosting an all-peer-networks workshop for SMEPL, SDL, and SCL members at Miller Hull’s office in Seattle on July 15, 2024. We’re still working out the details, but given the recent... Read more

Dear all,

A mechanical engineer on a healthcare project we are working on has asked for help in dividing the ventilation calculations between ASHRAE Standards 170 and 62.1; can anyone here help shed some light on it?

"This is the first time I am working on LEED for a hospital and I am not sure how the template wants me to show... Read more

Here's a file upload.