Huge congratulations to everyone involved with a Top Ten winner this year! 

In a rare feat--Leddy Maytum Stacy got two!

Also P+W, Lake|Flato with Cooper Cary, WRNS, SOM, Olsen Kundig, KieranTimberlake, DLR--nice work! (And who is Studio27?)

Here's James Wilson's take on what's special about each winning project.

... Read more

Welcome to the quiz portion of The Hidden Science of High-Performance Building Assemblies.

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


1. Define hygrothermal pressure and explain what it requires of water, air, and thermal barriers in high-performance assemblies.
2. Explain... Read more

Hi all,

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

As you may remember, our Summer 2024 SDL Summit will be July 15-17, 2024 at IslandWood on Bainbridge Island! Tickets will be $1800, which includes the cost of meals and lodging.

We are excited to announce we will also be... Read more

Hi Green Gurus,

We're off to a great start with First Friday Fikas* this year. We've had good turnout and lots of fun. This new tradition continues this Friday at 11:00 am Eastern Time (8:00 am Pacific). We have more fun planned, with prompts to help us get to know each other.

If you registered previously you can use that same... Read more

I can see from the threads that there are at least a few Passive House advocates in this group - I'm wondering about the PHIUS training and certification. Can any who have done it offer an opinion? Is it valuable? Residentially focused? Would it apply to someone in a larger commercial practice? It's an investment of time and $, so I really want... Read more

Hello SDLs,

I'm fairly new to the group, joined in November and I must confess to being a total wallflower here, having gone almost 6 months now without introducing myself. I am an Architect with Dyer Brown Associates in Boston, MA where I head up our firm's sustainability efforts, as well as devote a fair amount of time to '... Read more

Hi All, this is primarily directed at our Sustainable MEP folks, but please anyone with insight feel free to weigh in.

I am increasingly seeing designs and specifications asking for Passive House levels of airtightness as verified by blower door testing, but with traditional ventilation system designs. 

To me, Passive House US has... Read more

Hi folks,

We had a rich conversation in our monthly meeting last week. I've summarized the highlights below. Next call is July 11 at 2pm eastern. If it isn't already in your calendar, here's the Zoom link.

What’s on people’s minds?

Looking into high-temp water-source heat pumps for industrial applications. Transom and... Read more

We are excited to open registration for the Sustainable Design Leaders Winter Summit 2020! This year’s Summit will take place Jan. 29th - 31st, 2020 at The Lodge, Gulf Shores, AL. The Summit agenda will be shaped by the collective group feedback given in the upcoming pre-summit survey. The Summit begins Wednesday evening (usually 5pm) with a... Read more

Dear SDL community,

I am supporting one of our health authorities in developing a business case for regenerating healthcare infrastructure as part of the indicative design for a new hospital and cancer centre. While I will be deepening this inquiry through the lens of a PhD over the next few (hopefully 4 or less!) years, I - and we - are... Read more

Will you be at Greenbuild in Chicago? Stop by BuildingGreen/LEEDuser booth #1522 for informal conversations with guest experts and BuildingGreen editors. You are encouraged to RSVP and add the meet-ups to your calendar, but not registration is not required.

WEDNESDAY NOV. 14

10:45 AM - 11:15 AM
Dan Winter, Neil... Read more

BuildingGreen recommends low-emitting acoustic ceilings that do not contain formaldehyde resins or PVC coatings. Look for those that have C2C Silver or Gold certifications, are Declare Red List Free, and are third-party certified for low emissions using CDPH Standard Method. We also prefer wood ceiling products with FSC certification. The... Read more

Has anyone found an interior synthetic turf flooring with an emissions test? 

Welcome to the quiz portion of Building Re-Entry with Arc

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


1.  Explain the similarities and differences between LEED v4.1 O+M performance metrics and the Arc Re-Entry program.

2.  Understand how Arc Re-Entry contributes to an iterative re-... Read more

Greetings to all of the sustainability leaders in the Green Commons!

Note: This is a message about politics, which we generally try to avoid in our safe space--but in this case it’s directly tied to climate action so I feel good about sharing it. Feel free to let me know or check in with the BuildingGreen folks if you have concerns or... Read more

For those who are visiting Chicago, Kira Gould has asked me to spread the word about a casual AIA COTE meet-up. Stop by, meet friends and have a beer.

If you will be in Chicago on November 15, please consider joining a casual meet-up of COTE leaders/members/friends (no fee to join; it's pay-your-own-way at the pub):  

AIA COTE... Read more

To piggyback off Nathan's introduction where he mentions construction waste management, who is doing anything innovative or different in managing construction waste?  Construction waste has not historically been a passion of mine, but now working in sustainability and construction, I feel like it has to be by default.  

We have a... Read more