Friends,

This is a personal note. My son was just diagnosed with Asthma. I’m started to wonder if it’s just coincidence that this corresponded with him starting kindergarten in a school where they clean with Chlorine bleach. I found substitutes for his small preschool and at home.  My understanding is that there’... Read more

Many wood panels are unsustainably sourced, and some have high formaldehyde emissions.

BuildingGreen-Approved Panels

Laminate panels approved by BuildingGreen:

Hello Sustainable MEP Leaders!

Here at BuildingGreen we are excited and looking forward to creating a valuable and engaging online summit with you all for 2020!

You can Register Here as well as review important information. The dates to mark on your calendars are June 9 - 11, 2020.

This is a crazy time, full of uncertainty... Read more

Hi folks,

We're kicking off a new way for us to collaborate as a network: monthly web-based conference calls. The first one will be on Friday, Nov 15 at 1:00 eastern time. The topic will be "Sustainability and the Small Firm: Practices in Transition" -- which is the name of the proposal James has submitted (and gotten first-round... Read more

Hi folks,

We have a really great webinar set up for Thursday, Oct 25 at 2pm eastern. This one is based on the 5-minute presentation from Heather DeGrella at the Summer Summit--our jaws were on the floor when she presented it there, and we were hungry for more.

Sign up here: https://zoom.us/webinar/register/... Read more

Hello Colleagues,

You all know our industry’s progress over the past decade related to the impact of materials. We have come a long way. Today we have over 110 firms that have signed onto the A&D Materials Pledge, pledging to a holistic approach to materials considering: Human Health, Climate Health, Ecosystem Health, Social Health... Read more

The BuildingGreen Guide to Thermal Insulation provides detailed guidance on insulation products and practices, including recommendations on what insulation to use and what to avoid. It's a treasure trove of information for architects and designers, builders, and anyone who is actively considering the impact of insulation on the quality of your... 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

Hi Sustainability Leaders,

(Note: this post was edited to correct Jen's affiliation and to add Rob Winstead.) Please join me and the BuildingGreen team in congratulating the Peer Network members of the USGBC 2023 Class of LEED Fellows!

Geoffrey Brock, IPS-Integrated Project Services, SCL

Heather DeGrella, Opsis... 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,

The Sustainable MEP Leaders are assembling an industry push to expand the availability of embodied carbon data for MEP equipment. Our first steps are to send a letter to industry announcing a call to action and future educational webinars on the topic, the current draft letter is attached. In a similar manner as the... Read more

Hello SDLs!

Many of you have internal research groups or internal grants to foster thought leadership in your firms.  We have run an annual research-innovation grant program for about the last 5-6 years.  Anyone in our firm is allowed to apply, submit their idea, the time/budget they need, define a deliverable and then a small group... Read more

All, today is the day I had committed to sending out the DRAFT request to equipment manufacturers of what is needed for full electrification.  I apologize that I didn't have time or focus to get my thoughts together till now (I had intended to share this with Chris and others prior to sending to the full group, but just didn't get my thoughts... Read more

Was anyone else surprised to see ASHRAE 228-2023 using eGRID Subregions for both the Regional Electricity Source Energy Conversion Factor and Regional Electricity Greenhouse Gas Emission Factors? In the past I have used eGRID sub-regions but also State and local utility conversion factors depending on what energy or operational carbon story I... Read more

Show & Tell Break-out Session: Post Occupancy Evaluations and Occupant Behavior

Presentations: