Hi everyone,
The city of Portland recently expanded acceptable certifications for affordable housing projects they provide funding for to include Enterprise Green Communities Certification. Other options are LEED (flavor depends on project size) and Earth Advantage Multifamily, which is a regionally owned and operated certification. This... Read more

Welcome to the quiz portion of Materials Transparency & LEED.

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


1.  Describe the documentation needed for products to meet the Building Product Disclosure and Optimization: EPDs credit, Option 1 in the LEED v4 BD+C and ID+C rating systems.... Read more

Upon completion of this course, participants will be able to:

Be aware of key dates in the history of the LEED rating system.

Have a clear understanding of the new impact areas present in the updated rating system.

Ascertain which types of new credits belong to which impact areas in the LEED v5 rating system.

Welcome to the quiz portion of Net-Zero Energy Isn’t the Real Goal: 8 Reasons Why!

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


Hi all,

Thanks again to those who presented at the AIA Show & Tell! Here are the slides for some of the fascinating presentations we saw. Please do not share the slides outside of the networks unless they are marked “PUBLIC.”

There may be more to come; if you presented but did not yet provide permission for your slides to be... Read more

Does anyone have a "healthy material" exterior bleacher benchtop (beyond natural wood or metal) recommendation for a public high school track and field? 

How do we discern between fiberglass, recycled plastic or HPDE?  Is there a rule of thumb on how to advocate for specifying a "not as bad" material? 

The project is in a coastal... Read more

Hi all, 

Internally in our organization, we seem to have plenty of horizontal (infrastructure) resiliency expertise, but I'm finding the vertical resources to be lacking. I'm hoping to build a collection of beginner- to intermediate-level resources to help guide practice/design standards for our reference. Any pointers on good info... Read more

Meet the winners:

2024
2023
2022
2021

Pipe that delivers domestic water in North America is typically made from copper, chlorinated polyvinyl chloride (CPVC), cross-linked polyethylene (PEX), all of which present environmental challenges. Bimodal polyethylene  (PE-RT) and polypropylene (PP) are potential alternatives with lower climate and health impacts.
... Read more

Is LEED Online mind-numbingly slow today for anyone else? Or is it just me? I may give up and try again tomorrow. Frustrating as I was hoping to submit a final review today. :(

Hey group,

I'm part of the contractor team on a large commercial project pursuing LBC v3.1 Petal Certification, with one of those petals being materials. This requires the team to meet Imperative 10 Red List.

The ownership group has taken the responsibility of red list vetting as a task of their own. The construction team is to... Read more

A colleague just pointed out an article about M-Fire. Its a factory applied fire inhibitor for wood construction. It's GreenGuard Gold but I can't find any real information. Have any of you heard of this or have any idea what it actually is? https://www.bisnow.com/national/news/construction-development/this-new-tech-will-stop-fires-before-they... Read more

Hello Green Gurus,

A close colleague of ours, Frances Yang of Arup, is distributing a survey developed in partnership with the Healthy Building Network (HBN).

The survey asks for which product categories you need more health information. Answers will help inform which product categories HBN next incorporates into its HomeFree and... Read more

Hi there, 

We know some of you have been vetting the Contractor's Commitment within your company and are eager to sign up. Good news--enrollment is now live on the website! Download the form by clicking 'Sign the Commitment' on the right sidebar and return it to me with your logo. Any bets on who will sign up first?

https://www.... Read more

Hi All,

How are folks funding training for your employees? Would it help to have free training opportunities besides lunch and learns or ones you do yourself?

For those of you outside of Massachusetts you may have employees or friends in MA that this could be relevant to.  I'm hoping my friends in MA have already heard this.

Hello Green Gurus,

We’re always trying to improve this online space, from adding an events calendar and 5-minute presentation recordings, to creating a filterable member directory. We have several other ideas in the works, and we’re looking for a group of Peer Network members to help us test them before they go live.

Requirements... Read more