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

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

Hello all,

I am reaching out to this community as SMMA has a job opening for a Sustainable Design Analyst (like many of you recently posting job openings on this forum).

Here is the job posting link: https://smma.applytojob.com/apply/mah0aDkOJ0/Sustainable-Design-Analyst

Please note that this position will support... Read more

Built Environment Plus (was USGBC MA- aka Meredith Elbaum's band) has organized this awesome sustainability scavenger hunt.

It's fun. It's easy. Anyone can participate from anywhere - it's all app based, and it's a great way to get energized for Earth Day or week! And it's for a good cause, a fundraiser for supportive organization. Have... Read more

Does anyone have an idea when the AIA Materials Pledge Reporting Framework will be available? Or is there a draft of what it looks like? 

BWBR is on a push to refine our approach towards materials. As AIA Material's Pledge signatory, we were hoping to incorporate the reporting framework into our efforts. Trying to get a sense of the... Read more

Hello Sustainable Community Design Leaders!

Let’s take a moment, introduce ourselves, and get to know each other and our work! Don’t forget to fill out your BG.com profile with your headshot and bio; this is how everyone across Green Gurus can see you in the Member Directory. 

I’ll kick us off! I'm RoseAnn, I also go by Rose, Peer... Read more

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

Is EV100 on your radars? We're reviewing our company leases and aleady have employee free access to EV charging at our office and jobsites by request (if technically feasible).

"With businesses owning over half of all new registered vehicles on the road, it is crucial that companies lead the shift to electric vehicles." Does your role in... Read more

Would anyone have an example LEED Homes v4 specification they would be willing to share?  We are working on our first LEED Homes project, a midrise low income housing development here in Houston.  We have a LEED Homes provider, but she will not provide the specifications, which seem to be quite different in requirements and submittals from our... Read more

Welcome to the quiz portion of The Problem with Net-Zero Buildings (and the Case for Net-Zero Neighborhoods).

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


1. Describe several unintended consequences of focusing on net-zero-energy buildings.
2. List at least three advantages... Read more

Welcome to the quiz portion of Rebuilding for Resilience in the Face of Natural Disasters!

IMPORTANT: This quiz covers three related articles within this topic. 

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


We have a client thats going through a TI remodel in a building thats a LEED Core+Shell certified building. One of the questions we are trying to figure out is are there things we need to be doing to not imperil the building's certification. 

I think the answer is that the landlord had to write tenant guidelines at the time of... 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

Hello SCL,

Version 2.0 of the Contractor's Commitment has officially been ratified with 33 "yes" votes out of 52 members. Congratulations, and a big thank you to everyone who helped move this forward--especilly Amanda Atkinson, who really took this project by the horns. 

You can find the updated version here.

Next, I'll be... Read more