We're looking to expand our design performance group - let Peter or me know if you have someone to recommend to us! Here's the description. 

Poppy Gasbag

The EC3 Tool has come up quite a few times in the Green Guru's conversations.  We're hosting an online review with Stacy Smedley and Mark Chen from Skanska.

Wednesday September 29th at 3pm PST

The tickets are free and this will be a Teams meeting.

https://www.eventbrite.com/e/using-the-ec3-tool-the-why-and-how-tickets-...... Read more

Has anyone had any success with achieving the LEED Building Envelope commissioning points with an alternative compliance path using the requirements of the PHIUS verifier? It seems like an unnecessary duplication to ask the client to pay for a BECx agent and a Passive House verifier. Or am I missing something? I can't find any LEED... Read more

Welcome! We are updating our popular WELL Study Guide and Practice Exams to reflect IWBI's new WELL v2 exam, and expect the new materials to be available for you by mid JUNE 2022. Please watch your email for the announcement and check back!

The v2 version is a substantial change from... Read more

Concrete and other cementitious materials have both environmental advantages and disadvantages. As builders and designers, should we be looking for alternatives or embracing concrete over competing materials?

This special report takes a look at how these materials are made, presents the key environmental considerations relating to their... Read more

I'd love to hear thoughts from the design, consulting, and contracting firms in this group about ways to make our specs more inclusive, or at least less exclusive to minority and women owned contractors and subcontractors and others that have not had the benefit of what a recent "Equity in Specs" presenter termed the "Fathers / Brothers / In-... Read more

Hi Green Gurus,

In this stressful time, I think it is important for us to continue to feel connected and supported.  Also, it is difficult to come to terms with the reality of what is happening.  So, I thought it would be helpful for us to share some information about the response of our respective firms to the Coronavirus.

The... Read more

Hey All!

One of the initiatives from our first meeting in Chicago was to gather and develop resources related to plug and process loads in buildings which will help us all with: energy modeling, equipment sizing and power distribution.  We had our first call this morning and are rolling.  Aspirations are that this could turn into a... Read more

Hi, we need 3-4 folks to volunteer to join us to work out a draft Materials section for the Contractors Commitment.  Meeting set for 6/16 @ 2 PM CST.

Please message me at pslloyd@leopardo.com if interested in participating.  I will forward out the meeting invite. If the time doesn't work, but you want to participate, I will share info in... Read more

Happy new year everyone!

My name is Vandita Mudgal, I am the first ever 'Sustainability Engineer (district)' for Hensel Phelps N. California district (covers Nor Cal and Pacific NW). As mentioned, this is the first ever sustainability position at Hensel Phelps, therefore I am developing a lot of processes and systems for our district... Read more

Welcome to the quiz portion of Making Your Own Electricity: Onsite Photovoltaic Systems.

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


1. Explain the difference between crystalline and thin-film photovoltaic technologies, and the uses of each.
2. Describe the ways in which PV... Read more

Welcome to the quiz portion of Rebuilding for Resilience in the Face of Natural Disasters!

IMPORTANT: This quiz covers three related articles within this topic. 

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


Thanks to those of you who signed up to share your (other) talents!!!

If you are seeing this for the first time, check out the link below to see your peers performing and if you have a talent you'd like to share (music, movement, spoken word, comedy, cooking...whatever!) send me an email (bb@sustainable-performance.org) and we'll follow... Read more

Hi, all.

Has anyone used Unicel's Timber Curtain Wall System? It uses engineered glulam wood mullions on the inside with aluminum mullion caps / butt joints. Has anyone gotten close to using it, but couldn't get it procured for a particular reason? They note up to 72% more energy efficienct than a conventional aluminum curtain wall and... Read more

Some plasters have extremely high embodied energy or petroleum-based ingredients.

BuildingGreen-Approved Plaster

Products approved include:

Electrochromic glazing holds the promise of less glare and better energy efficiency with fewer moving parts. The reality is much more complicated and includes information you won’t... Read more

I suspect that some of you have already seen this or already signed it, but just in case, for your consideration:

Add your voice to the powerful chorus for climate policy and sign the LEAD statement.

More than 500 sustainability professionals have now signed, and the number is growing! 

To learn more about this: please read... Read more