Welcome to the quiz portion of Better Choices in Low-Slope Roofing.

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


1. Explain life-cycle impacts, health and environmental hazards, and durability of low-slope roofing options.
2. Classify situations for which reflective roofing... 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

Allen Mutapo

Hello Green Gurus,

Here is the information for August's Peer Networks Webinar, Using a Circular Economy as a Framework for Zero Waste, Zero Energy + Zero Carbon. We hope you will join us!

Register HERE.

Using a Circular Economy as a Framework for Zero Waste, Zero Energy + Zero Carbon
Monday, August 23rd, 2021
... Read more

Carpet cushion may emit VOCs or contain halogenated flame retardants that can slough off in dust.

BuildingGreen-Approved Carpet Cushions

BuildingGreen approves carpet backing made from natural materials as well as synthetic commercial products that meet the Carpet and Rug  Institute’s Green Label standards.

... Read more

Hello, All!  We haven't run WBLCA on a project that may include electrochromic glazing before, and it's embodied carbon footprint is really high in comparison to a more traditional double or triple pane IGU (we thought it would be higher, but this is 3-4x higher).  The EPD we have from Sage Glass for their triple pane electrochromic lists a GWP... Read more

Hey gang,

We're working on a project that's currently designed as mass timber. We're up against some cost control efforts (of course) and the CM/Client is asking about changing some of the building to steel or green steel. We set out with a goal on the project that within the core and shell, Module A GWP emissions will be net zero.... Read more

***Cross-posting this from SCL Group***

Last year I was approached by Green Advantage, remember them from like 2005? There has been a LEED innovation credit for as long as I can remember.

Has anyone seen employed Green Advantage recently? Is anyone asking for it?

Do you see value in GCs/CMs/trades having this training... Read more

Is your team ready to increase its sustainability knowledge? A team membership allows colleagues to work and learn collaboratively. We offer 10-person, 20-person, and 30-person team memberships. Make BuildingGreen your team's all-in-one... Read more

Hi, all. We missed you at the standing check in today. We have a couple of questions for the BG team:

1. What is the timing criteria you need for Best Practice content? We need to back into a deadline on submissions and believe your critical path timing will help define ours.

2. Can you elaborate on what LEED User/BG content may... Read more

Hi all, 

I just wanted to post a quick message to introduce myself to the group. My name is Jeff Geisinger, and I'm an architect with Utile in Boston. We're a 50-ish person firm with a pretty broad project base, including affordable multifamily housing, institutional buildings, commercial interiors, and urban planning/public realm work... Read more

I hope this post finds you all well. Some news to share.  I have recently made a decision to leave Thornton Tomasetti with an eye toward finding another opportunity to use my 30+ years of green building experience, education, and advocacy to have an even larger impact on climate change. I am going to move slowly to ensure my next chapter is the... Read more

Dear SLD-ers,

We have a project team considering the use of copper cladding for a high profile project in Vancouver. The preference is to use pure copper that is pre-patinated and does not have additional coatings.

We are attending a CEU from the Copper Development Association to understand options and environmental impact, but we... Read more

They say that Louisianans are often late to the party but enjoy catching up.  The state, which had been stuck on ASHRAE 90.1-2007 (commercial) and IECC 2009 (residential) and has just adopted legislation jumping to IECC 2021 / IRC 2021, and commits to automatic upgrades with each 3-year code cycle.  This means we join CA, OR, WA, MA, and VT--... Read more

Hi everyone!
I've seen a lot of claims over the years of living walls or planted buffers that can mitigate *outdoor* air pollution and have always assumed there's no real scientific basis for that idea, unless we're talking an actual forest that's 10s of feet thick. Am I wrong? Are there examples of living walls that actually have been... Read more