Wood decking requires potentially hazardous preservatives and stains, and plastic waste is a significant environmental problem.

BuildingGreen-Approved Decking

Composite decking approved by BuildingGreen has at least 50% total recycled content. For plastic decking, post-consumer content has to be greater than 50%.

Health and... Read more

HGA is looking to fill several positions, including: a senior leader for resilience services and research, senior and junior simulation experts, senior and junior sustainability leaders. Please pass this along to anyone interested in working in a collaborative, passionate, and seriously fun team setting. Locations all over the country too.... Read more

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is anyone aware of some guidance about citation protocols for when a person/team/org uses an AI tool to generate some base components for a report (which is then heavily edited by humans)?

I'm inclined to disclose in detail which tools were used and how ... but would love to know if there are some industry protocols shaping up about this... Read more

We had a small group tour the Dell Seton Medical Center campus today, and a much larger group tour the new Austin Public Library. 

My favorite quote from the Medical Center tour, was about this project being the first private development on U of Texas property. "It took 58 separate legal agreements. We won a ULI award for making the... Read more

Hi all - I am in need of specification language for wood sourced from tribally owned and managed forests. Does anybody have examples they would be willing to share? I would be so greateful! thank you

Welcome to the quiz portion of The Value of Variability.

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


1.  Understand why variability is important to the comfort and well-being of building occupants.

2.  Define “alliesthesia” and explain how it relates to the well-being of occupants... Read more

Wondering if we can have a dialog on HVAC load calculation software... we are currently still using Trane Trace 700, but with the future migration to Trace 3D+ coming are looking into other options. Never used HAP but I haven't heard great things, and we dabbled in IES VE for a while, but went back to Trace since at that time there was no... Read more

B-Boy Newsy

Hello Green Gurus!

Quick introduction as this is my first time posting - Louis Koehl, AIA, CPHD, Director of Sustainable Design at Handel Architects, based in NY. I recently joined the SDL Forum and met some of you at the regional summit and Greenbuild.  I'm excited to continue to connect with such an influential group! 

My... Read more

Welcome to the quiz portion of Fundamentals of High-Performance Building Assemblies.

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


1. Recall how the acronym ENDURE speaks to the unifying aspect of high-performance buildings.
2. Describe how to apply the principles of high-... Read more

Hi All,

I'm teaching a class this semester at CU Boulder on Zero Carbon Buildings and Cities (a new class that I'm making up as I go). The hardest part, I'm finding, is locating some good materials that cover the basics of energy efficiency for non-building engineers or designers (we are energy and sustainability generalists in this... Read more

Hello, All, Is anyone familiar with One Click LCA software and resources?  Similarities/differences from a Tally or Athena approach?  Many thanks!

Team SCL,

This was a tough week. My husband coined a phrase "20% laid off."

Unfortunately, 50% of our business is currently impacted by governmental orders stating that our work is non-essential. This is bitter-sweet. I certainly want people to be safe, but we've had to make some tough decisions and in the geographies that were... Read more

Hi Green Gurus!

We’ve gotten GREAT feedback and input from many of you via the survey about our planned fall events. You expressed a lot of interest in all the events we proposed: a series of in-depth Integrative Design Jams, separate Summits for SDL and SCL, and regional all-network workshops, starting with one in Boston—so we’re moving... Read more

Has anyone heard of floating solar technology? I can't think of an application other than covering power plant retention or agricultural waste lagoons. Covering up the sun on a natural body of water and adding electrical wiring seems like a bad idea. I am curious though if others have heard of this technology and have other (unbiased) ideas... Read more