Has anyone here found an alternative to XPS for the void former?

A structural engineering contact was included in recent conversations about embodied carbon in insulation materials and brought to our attention that this is a common use for XPS that has nothing to do with its insulating properties. It is typically used where concrete is... Read more

Lighting can be inefficient and have poor quality, short lifespans, and toxic ingredients.

BuildingGreen-Approved Replacement Lamps and Lighting

BuildingGreen approves a variety of replacement lamps and lighting, including:

Hi SDL: sorry to send another missive so soon but I wanted all to be aware of a great new effort just announced today coming from Greg Kats and Vivian Loftness among others - The Smart Surfaces Coalition. This effort brings together resources and research around city-scale resilience. "The Coalition is committed to the rapid, cost-effective... Read more

For folks in the Southern New England, New York City area, I wanted to let you know about this interestesting design summit that is focusing on eliminating forced and slave labor in the building materials supply chain. I am not involved in organizing the summit, but I plan to attend. It is at Grace Farms in New Canaan, CT from 9:00 to 5:30 on... Read more

Welcome to the quiz portion of Why Schools Are Embracing Net-Zero Energy!

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


Recount why schools are at the forefront of the net-zero energy building trend.

Describe the financial arguments that have led school boards to accept net-zero... Read more

Conventional stormwater management treats rain as the enemy—a dangerous and destructive force that must be deflected away from building sites as quickly as possible.

But as we pave more and more of paradise,... Read more

Hi everyone, 

We’re so excited to announce that registration for the 2025 SMEPL Summit is now live! Register here and save your seat to join BuildingGreen, your SMEPL peers, and members of all three other networks for a first-of-its-kind summit this year.

In addition to the SMEPL Summit, you’ll have the option of joining us for... Read more

Hello Green Gurus,

We have an exciting cross-network opportunity coming up next week! Members of the SDL (Design Leaders) and SCL (Construction Leaders) networks will share about their experience at the recent SDL/SCL Summits. We will also preview the Reports for each Summit, and share some news about other events coming up this year.... Read more

Has anyone here performed circadian lighting studies for WELL using rhino/grasshopper (Lark Spectral Lighting)? 

It seems that Lark can only simulate circadian metrics for daylighting, and NOT electric lighting.  Can anyone shed some light on this?  pun intended :)

Are there any other tools out there that would enable us to... Read more

Hi everyone, 

The winning date for our Waste Management call is 3/24/2020 from 12pm-1pm PST.

Here is a link to the Google hangouts meet as well as a call in number for those without gmail accounts:

meet.google.com/cae-gdxd-qpp

(‪US‬)‪+1 240-224-0800‬

PIN: ‪996 308#‬

I am working on putting together an... Read more

Hello fellow SCLers,

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 employed Green Advantage recently? Is anyone asking for it? Do clients pay for the training, is it an investment by your company, and/or a cost passed... Read more

Hello everyone,

I wanted to let you all know that I'm no longer at Bergmeyer and have moved on to a new position at Sustainable Brands as of this week.  As a non-architect/non-designer, it's always meant so much to me how readily I was accepted into this group and how much of your knowledge and expertise you willingly shared.  As is the... Read more

Sustainability leadership has requested that you take this quiz to help assess sustainability literacy across the firm. Your own results will be presented to you at the end of the quiz but will not be shared with anyone else. Only aggregated, anonymized results will be available to others.

Please don’t do research to inform your answers... Read more

Has anyone vetted through all the Epoxy and Resin-based flooring systems to see which flooring application is "healthier"?

Below is a preapproved list from our local health department:
• Tera Lite • Stonhard Stonclad, Stonclad Ut, Stonshield Hri • Sunbelt 110 • Everlast • Westcoat Epoxy Mortar, Slurry, Or Double Broadcast • Dex-O-... Read more