Does anyone have a "healthy material" exterior bleacher benchtop (beyond natural wood or metal) recommendation for a public high school track and field? 

How do we discern between fiberglass, recycled plastic or HPDE?  Is there a rule of thumb on how to advocate for specifying a "not as bad" material? 

The project is in a coastal... Read more

Hi Folks - sorry for the late notice, but I just heard about this two days ago and needed to get confirmation that I could share the request with htis group.

The opportunity is for business leaders in energy, efficiency, construction and design (i.e. all of us!) -

As you know, the flow of the historic federal infrastructure and... Read more

Welcome to the quiz portion of Video: Insights to Success on LEED-CI Certification.

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


1. Identify key changes to LEED CI 2009 (ID+C).
2. Identify the circumstances of a LEED-CI project that challenge the abilityto certify.
3.... Read more

Received answers from below questions from NIST Andy Persily

1. Is there a preferred bookends range of CO2 for both “optimal” energy and human performances?

Andy: No

2.Is the ASHRAE ventilation of 1000-1200 ppm average, probably not based on performance, suggesting current ventilation rate is sub-optimal with cognitive... Read more

Avoiding Toxic Chemicals in Commercial Building Projects

We’re excited to issue our special report, Spec This, Not That.

In updating the report in 2020, we engaged a respected toxicology and regulatory-compliance firm to review and assist in our revision of the entire publication. This edition reflects the latest science in... Read more

On behalf of the LFRT IRA working group, I am writing to see if anyone has applied for IRA funding (48E, 45L, 179D) for their project, and is willing to share their experiences and basic project info with us.  We can keep the project name confidential if needed.

Thank you!

Hi Green Gurus!

Reaching out on behalf of the SDL "Expanding material re-use and including more people in the process" action group from the summer summit. (official name TBD - aka inclusive & circular economy, sustainable materials management, zero waste, deconstruction & reuse, etc.). In a nutshell ...unpacking where building... Read more

As I prepare to search for summer interns, I'm wondering what colleges and universities have programs for sustainability in the built environment. Are there any that you all know of? I am trying to find alternatives to the traditional architecture programs that we track. Thanks

At Living Future last week a woman from Google asked about cost comparisons and I shared that the City of Santa Monica conducted a study analyzing the costs of a prototypical mixed-use project for a Living Building vs. LEED v4 Platinum vs. code compliant (Title 24, part 6). I thought this group might be interested as well so here is the link... Read more

Hello everyone,

We are far too often asked to include parking in our buildings (because why shouldn't the average family have 2.1 kids, .8 pets, and 3 cars) and it always grates on me that we are putting so many resources (natural and monetary) into something that is almost certainly single use and will need to be demolished in 30 years... Read more

Facilitating Engagement and Collaboration in Virtual Meetings (or, Avoiding a Goat Rodeo with Many Awkward Silences*)

If you weren't already sitting in virtual meetings every day... We all are now. So how do we facilitate an online meeting in which everyone is focused, engaged, heard, collaborating and problem-solving in an efficient,... Read more

Kelly provides administrative support to BuildingGreen projects, including major contracts as well as event planning, and logistics coordination for BuildingGreen’s network of sustainable design leaders. Among her projects, Kelly coordinated a large tri-state regional economic development project focused on the green goods and services industry... Read more

Sujatha Das of Haskell has put together a survey to help define the role of a Construction Company Sustainability Manager--I thought this is something many here might be willing to help with, and benefit from! 

Sujatha will share the results of the survey with those that participate assuming they provide the optional contact information... Read more

Welcome to the quiz portion of The Urgency of Embodied Carbon and What You Can Do About It​​!

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


Define “embodied carbon” and explain why embodied carbon is a significant source of greenhouse gas emissions, which threaten health and safety... Read more

Conventional asphalt and concrete contribute to excessive stormwater runoff and pollution.

BuildingGreen-Approved Pavements and Pavers

We look for products that improve on the environmental characteristics of asphalt as well as permeable alternatives to concrete. These include:

I'm curious if anyone can share their strategy on indoor air quality for the return to office. Is this something that is prioritized at your firm from a wellbeing standpoint and with the current health crisis at hand? Lendlease is looking into options to safeguard our employees/occupants as we move back into the workplace and I'm researching... Read more

Hi folks,

You may have seen this posted to the Green Gurus forum. Paula got some good responses from architects and engineers, but not so much from GCs so she asked me to follow up and post it here. Please reach out to her if you're willing to be included in these articles/reports. Thanks!

Hi! I’m working on two reports about... Read more

Hello, fellow SDLs, 

I wanted to share an opportunity for you - or those in your network - to join a passionate team of architects and designers based in Anchorage, Alaska. I'm told that you'd be asked to join the full team in Anchorage a few times a year for team building events but otherwise you can WFW (work from wherever!).

I... Read more