Section 901.5.1.3 of the 2018 IgCC includes a requirement that "A critical review shall be performed by an external expert independent of those performing the LCA."  I'm curious as to what other's experiences are with having an external expert review an LCA - how does one find such an expert?  Do you have any favorites that you'd recommend? ... Read more

Conventional roofs contribute to heat loss, heat islands, and excessive stormwater runoff.

BuildingGreen-Approved Green Roofs

BuildingGreen approves systems with appropriate planting media that can be created from regional materials and may be blended for specific characteristics, such as:

Figured I'd throw out this topic to the hive mind!

We are working on a project in the Midwest that involves taking down and replacing an 100-ish-year-old brick building. We are hoping to find a way to salvage and reuse some of this brick in new construction. I'd love to do an LCA comparison showing the benefits of salvaging the brick vs... Read more

Hello! I just joined the SAL group and am thrilled to be a part of this amazing network! I am an architect and an educator and now run my own sustainable consulting practice in the Boston area. Having previously led the sustainability efforts at several of Boston’s large architecture and design firms, I made the exciting (and scary) leap in... Read more

Hello Sustainability Leaders,

I am writing with some news from the Peer Networks team. 

I recently accepted a job with a local college I have long admired in their advancement office. Therefore, my last day at BuildingGreen will be Fri. Feb. 11th. 

Working with you all these past four and a half years has been such an... Read more

Dear Colleagues:

This is a request from AIA COTE Advocacy to sign another petition on behalf of your firm. I know it's incomprehensible that we have to do this, but we at AIA COTE Advocacy think the US Federal Emergency Management Agency's removal of the term "climate change" from all their strategic planning documents is evidence of an... Read more

One week until our AdRESS conference in Houston! Nadav and I hope to see some of you there. Check out the latest announcement.

Welcome to the quiz portion of Shoebox Energy Modeling.

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


1. Explain the difference between a shoebox model and a whole-building energy simulation.
2. Approach shoebox modeling according to project type and software tool.
3.... Read more

I'm looking for precedents of retail centers (think outdoor centers with multiple buildings or converted indoor malls) that have incorporated any of these strategies. Also, any research studies on the health, social, and other benefits of incorporating these strategies. 

a. Preserve/restore natural ecology, green infrastructure... Read more

Kristen Fritsch, in the thread about ipe wood, asked about resources comparing the carbon footprint of transporting building materials vs the transport mode.  There are people who spend their lives on this topic that I won't presume to speak for, but I'll share a few observations:

Even though freight transport is something like 7% of... Read more

Dear all,

For a specific existing building application, we are looking for a half inch insulating glazing unit, preferably with low-e coating. Based on my research, 5/8" seems to be doable (1/8" glass + 3/8" air gap + 1/8" glass) but I'm yet to find a viable 1/2" solution. Have you come across any on your projects? Thanks for your... Read more

Hi All,

At the SCL Summit in November 2019, the Carbon Group discussed meeting in Q1 2019 to craft an action plan for measuring and voluntarily disclosing carbon emissions from our operations.   To kickoff that effort, we will be having an online meeting. 

If your company is already disclosing greenhouse emissions or if that's... Read more

Shamus Gumshoe

Hello SCL, 

If you didn't attend last week's SCL Summit, then I'll sum up one of the major takeaways: SCL members NEED TO COMMENT ON LEEDV5. The stakes are high, particularly around waste. 

Luckily, Amanda Kaminsky is making it easy for us. She has drafted a sample comment based on our discussion at the Summit. 

If you have... Read more