Welcome to the quiz portion of Avoiding the Global Warming Impact of Insulation.

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


1. Define “embodied global warming potential” and “lifetime global warming potential” as they relate to insulation materials.
2. Describe why some... Read more

Carpet is comfortable, offers good sound control, and offers great aesthetic options. But it is typically made from petrochemicals, and carpet and its adhesives can offgas VOCs. It is also a challenge to recycle, increasing the chances that it will be incinerated or disposed of in a landfill. Broadloom carpet cannot be readily repaired if... 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

We broke up into 5 discussion groups by market sector:

Here are the proposed "guiding questions":

We are looking at installing an aerobic biodigester in a commercial kitchen for an office client that is VERY concerned about zero waste.  Basically, this system takes food waste, treats it with micro-organisms to remove organic matter, and turns it into water of high enough quality to go straight to the sewer.  The manufacturer we are looking... Read more

Hello Green Gurus,

Here's another Peer Networks Webinar for September, Prospects for Sustainable Buildings in Congress. We hope you will join us!

Reminder: This webinar is for Peer Networks members only.

I'm waiting to confirm with the presenters whether this will be recorded. Watch this space for updates!

Register... Read more

Concrete and other cementitious materials have both environmental advantages and disadvantages. As builders and designers, should we be looking for alternatives or embracing concrete over competing materials?

This special report takes a look at how these materials are made, presents the key environmental considerations relating to their... Read more

Andrea first became familiar with BuildingGreen in 2010 when she and her husband moved to Vermont and built their own passive house from the ground up. BuildingGreen’s president Nadav Malin heard about the project and asked if the staff could take a tour, and the rest is history. She joined the BuildingGreen team part-time in 2011 to work on... Read more

Welcome to the quiz portion of Go with the Flows: The Promise and Peril of Hygrothermal Modeling

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


1. Describe the true role of hygrothermal modeling in design.
2. Name four instances in which to consider using hygrothermal modeling... Read more

We are excited to share the REPORT from the 2019 Small Firm SDL Summit held in Las Vegas on June 5th. Take a look and use this forum to post questions and comments that will allow us to engage our new members as we continue the valuable conversations begun at the Summit. As you will read in the introduction, we know that collectively small... Read more

Hi all - back in May I asked you for help reviewing our series ahead of publication. The first 5 posts are up, with the 6th a day or so away. Thanks to everyone who has helped out! 

It's a fail-forward effort to help us figure out what we are missing in our climate action on our projects and advocacy. Enjoy, and let me know if and how... Read more

The BuildingGreen/GreenStep exam prep materials are... Read more

Hello, Rheaply is looking to connect with stakeholders who might be able to participate in the Phase I research. If you are interested, please use the links below and sign up using the link to the form. Please share with anyone in the built environment you think contribute knowledge to this effort.

Rheaply is collaborating with the U.S.... Read more

We have an increasing number of projects, where the client is coming to us with "net zero" aspirations and plans, some of which don't fit the typical all-electric, grid-tied building that produces 100%+ of its annual energy use on-site.  There include examples like:

1) A (targetd) living building that maximizes on-site production, with... 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

Does anyone know of reports/studies of financial benefits from the developer perspective on Passive House multifamily projects? Specifically looking for market rate (not affordable) housing examples where there is a direct market advantage (higher rents) for PH buildings.