We’ve reached the maximum capacity of our venue for the Show-and-Tell next Tuesday at Greenbuild in DC. We also have a full slate of great presentations lined up. Thank you, Perkins Eastman, for hosting!

RSVP is now closed—we're looking forward to a packed house and we won't be able to let folks in who are not on the list.

We can'... Read more

Here's the Core Purpose for this group that came out of the Inaugural Summit.

We're off and running!

Hello Green Gurus,

Now is a pivotal moment. Net Zero Stretch Code legislation has been proposed in the Massachusetts House and Senate, and draft code language is currently being developed by the Board of Building Regulations and Standards (BBRS). The Net Zero Stretch Code is currently the greatest single opportunity to support reduced... Read more

Good Morning,  I have so enjoyed reading everyone’s personal introductions.  I am happy to be a part of this group and look forward to working together to create transformation of an industry that is sometimes slow to move.  My name is Patty Lloyd and I am the Sustainability Manager at Leopardo Companies, a Chicagoland area General Contractor... 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

Welcome to the quiz portion of Verifying Performance with Building Enclosure Commissioning.

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


1. Reason why the enclosure is fundamental to a sustainable building.
2. Explain why energy goals are less likely to be achieved without... Read more

Does anyone have experience with Oknoplast PAVA windows that they would be willing to share?

Environmental, social, and governance (ESG) reporting is an increasingly common expectation throughout financial sectors, and the real estate industry is no exception. 

This live webinar with our friend Chris Pyke, Ph.D., a senior vice president... Read more

Hello fellow sustainable design leaders! I am about to kick off an intensive effort here at EHDD to refine our internal standards for materials. We will be considering both GWP as well as the health of materials (avoiding harmful chemicals). In addition to setting the standards, I will be working to develop a process to vet materials before... Read more

Hi all,

I've been working on a LEED project in California for months and our energy modeler wants to use the LI 10480 Title 24 2019 pipeline to demonstrate compliance under LEEDv4. Only problem is, I've never done it that way before, and our modeler and I are consistently speaking in different languages. Anyone done a project under this... Read more

The opportunity for water savings from installing efficient toilets, and from toilet replacement, is significant. In addition to improvements to the traditional gravity system, pressure- and vacuum-assisted flushing systems are available that offer superior performance—albeit often with some increase in flushing noise.

Our high performance consulting team is frustrated by project teams that regularly fall back on outdated rules of thumb in their system and equipment sizing. 

What challenges do you face in your work flow to limit oversizing and promote right-sizing?

By the way, Roger Chang, our literature search on the subject turned up an eleven... Read more

Hello fellow SD leaders,

This is a quick note to re-introduce myself to this group. I am a lapsed member from the original tribe of 2008 who has found my way back on a trail of bread crumbs left by Nadav (thanks Nadav!). I'm just glad to be back amongst my people, sharing and learning from you all, as we help each other to get where we... Read more

We are looking to refine our general office specifications to weed out harmful materials and to prioritize sustainability for all of our clients. Have you had good experience with outsourced specification writers who are helping to push sustainability forward? Who do you recommend? Bonus points if they are familiar with Massachusetts codes and... Read more

Quiz body not needed for this auto-confirmation

We're consolidating our office and I find I have back issues of EBN going back to 1999 on the bookshelf. Any use for these other than compost?