Hello SCL, 

For those who missed our last call, I am posting the results from the 2023 Contractor's Commitment reporting cycle. Reporting at some of the higher tiers requires sharing case studies or information with SCL or the public. All the information that can be shared publicly (or that I received express permission to share) is now... Read more

Greetings Gurus, following the AIA COTE Design for Economy concept, does anyone have a resource for a list of building efficiency ratio "targets" by space type? I've always struggled with this initiative. 

Hi everyone,

We’re excited to announce that registration for our Summer 2024 Sustainable Design Leaders Summit is now open! Join us from July 15th-17th at IslandWood on Bainbridge Island, a beloved location where we’ve hosted Summits multiple times before. Register early to save your seat, and feel free to reach out to me with any... Read more

In the run-up to Earth Day 2023, we're trying something new at VMDO: Full, public transparency on everything we know about how our portfolio is performing (or how we anticipate it performing). Here's a link to all of the details on our sixth year of reporting to the 2030 Commitment and more: https://www.vmdo.com/radical-transparency-commitment-... Read more

I know there are a few of us WELL Performamce Testing Agents / Organizations represented in this group. In the wake of technology talks on this weeks update calls from IWBI, I'm wondering if anyone would be interested in a best practices and equipment small group discussion within the safe space of Green Gurus? Let me know! 

I just saw this post from Conor on LinkedIn.

Starting in January 2019, all new Columbia Construction Company projects require LED temp lighting.

Are others doing this too? Frankly, given all the benefits and how quickly the industry is matured, it's hard for me to understand why anyone would use anything other than LEDs on a job.... Read more

Is there a list of which number corresponds with each Best Practice? E.g. "03 Energy Audit & Planning."

Hello, what acceptable levels of air quality are you using to evaluate natural ventilation strategies for your projects?  In our Living Building we only open windows when PM10, PM2.5, etc. are within LBC and WELL limits.  In a seasonally smoggy urban environment, this limits how often we can utilize natural ventilation even if the outside... Read more

Welcome to the quiz portion of Five Reasons to Be Optimistic About Solar Energy!

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


Describe three ways how PV decreases environmental impact while increasing sustainability and health measures for communities.

Discuss PV life-cycle... Read more

Hello all,

I've been in communication with a few of you already, but for those who don't know me - my name is Jen and I'm a new member of the BuildingGreen team helping out with the Peer Networks. I've already been learning a lot, and I'm looking forward to getting to know the SDL Network and its members better!

Here are the... Read more

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Gurus -

I'm looking for (or to build) a set of US district energy projects for developer-led mixed-use/residential neighborhoods/districts.  Does anyone have a resource for this or have started something similar?   

I am not a member of IDEA but utilize their site quite often. Any other resources come to mind?  I'd be happy to... Read more

Greetings Gurus!

For those who missed it - last year we had a blast enjoying all of the brave souls who shared their awesome talents with us all - what could be better than to start the new year with friends and fun!?!

(See links below for last year's program)

If you are willing to perform again - that's great! (just cause... Read more

Welcome to the quiz portion of Deep Dive into the Integrative Process with Marcus Sheffer (recorded webinar)

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


Hello - I have met several of you virtually over the last couple years. My name is Megan Zack and I am excited to share that I have changed positions and will be the Cheif Sustainabilty Officer at Wight & Company. After spending the last 20 years working as an architect with a small percentage of my time dedicated to sustainabilty, I'll be... Read more

CEUs are available for reading our entire plumbing guide. Click here to learn more and take the quiz.

Constructed wetlands and other natural filtration systems close the nutrient and water loop, permitting safe and sustainable wastewater treatment and reuse right on the site.

We look for... Read more