This just in from Liz York at CDC: There's a webinar on Friday 11/2 at 3-4 ET on Building Design and Pandemics. For those who signed the petition to WHO urging action on aerosol emissions and have been following the ups and downs of those advisories, this is an especially welcome chance to hear from experts and ask questions. 

Centers... Read more

Hello, 

I am struggling with understanding if I should be using Annual Marginal Emission Factors (MEF) or Annual Average Emission Factors (AEF) for evaluating different building design decisions.

Everything I know is from this document. So as I understand it ... an individual building or retrofit is going to change the marginal... Read more

Hello Green Gurus,

Here is the information for this month's Peer Networks Webinar, Making the Case for Equity with Data: a Free Tool for Project Teams. We hope you will join us!

Register HERE.

Making the Case for Equity with Data: a Free Tool for Project Teams
Tuesday, July 27th, 2021
1pm - 2pm ET (10am - 11am... Read more

My company is looking for ways to introduce and train employees on jobsite recycling and composting. There is definitely a culture shift that needs to change in order for it to happen, but we are looking for any success stories to help us on our journey.

1) Has anyone been successful in setting up recycling/composting programs for... 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

Hi folks,

Here's the next Peer Networks private webinar. As usual, it will be recorded and shared in the network if you can't make it in person:

Thursday, July 18, 2pm EDT (11am PDT)

The Center for Active Design (CfAD), operator of the Fitwel Certification System, recently launched Fitwel v2.1, which advances a vision where... Read more

Mark your calendars! Wednesday March 9th, 3-4pm ET (12-1pm PT) - Sustainability Leaders State of the Regions.

We’ve seen a lot of momentum building around the potential for regional Sustainability Leaders groups, and we want to learn how best to support this activity. On this call, we’ll have a few currently active regional groups share... Read more

Hi Green Commons,

It’s been eerily quiet here since Tuesday night. I’ve been quiet mostly because I just didn’t know what to say. The election results are certainly a blow to pretty much everything we’ve been working for. There is so much we don’t know about things might play out, but I’m feeling a range of emotions ranging from... Read more

Dear all,

On a major renovation where the wall R-value/U-value needs to be brought up to energy code, specifically a mass wall situation, does anyone have insights on how the situation is best dealt with? On the project in question for me, the continuous insulation might have to be added to the inside surface of the mass wall and there... Read more

I am wanting to take the pulse of this group on behalf of a manufacturer who has asked us a similar question.

The company in question makes wood products and has had FSC CoC for over a decade. Recently, they are encountering issues with sourcing FSC for about 50% of the wood species they offer. There just aren't FSC sources available.... Read more

Hi all,

Just like many of you, our firm is dedicated to increasing representation in the professions and through its relationship to the AIA Large Firm Round Table was able to access a National Organization of Minority Architects Fellow this summer. We’re loving our work with Himesh thus far, but it’s unclear whether we have the workload... Read more

Sheathing should be designed for durability, but some sheathing materials can be toxic or may contribute to moisture issues inside the building envelope.

BuildingGreen-Approved Sheathing

Sheathing approved by BuildingGreen contains recycled content, rapidly renewable materials, or otherwise provides exceptional performance, such... Read more

Five types of green buildings explained. Check out this great infographic by the Pembina Institute: What do net-zero and zero-carbon buildings mean for energy use and climate pollution?

Welcome to the quiz portion of Designing Natural Ventilation.

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


1. Explain how natural venting and cooling potentials are realized in buildings.
2. Show how natural ventilation and passive cooling strategies can amount to increased... Read more

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