Has anyone heard about batu or cumaru as substitutes for ipe? I am looking for a durable deckling material, and would appreciate your recommendations for sustainable choices!

For consideration in determining CM "Greenness", are we leaders if we wait for city ordinances?  can we collectively agree/adopt a standard?

and for those of you in this market, how is this being received and implemented?

https://www.portlandoregon.gov/bps/article/701085

Multnomah County, City of Portland commit to reducing... Read more

Does anyone have a Passive House detailing resource recommendation? Something that is applicable to wood over podium and/or metal framing construction? I have the book below but looking for something more applicable.

Passive House Details: Solutions for High-Performance Design 1st Edition

by Donald B. Corner (Author), Jan C.... Read more

Hi all! During our Contractor’s Commitment call last week Amanda made a great point about sharing of waste data to gain some realistic, current metrics. Just like I assume many of you, we have both seen a decline in successful diversion these last few years and our companies’ overall percentages have taken a hit. In an effort to gain a full... Read more

WELL & Fitwel and beyond.

Guiding Questions:

Dear all,

Greetings. I'm presenting virtually to an audience of architecture and engineering faculty in India on the topic 'Introduction to Climate Change and Adaptive Architecture.' What is expected of the presentation is a broad overview of how climate change affects the built environment, challenges faced and some coping mechanisms. I... Read more

Hi all,

We are designing a mass timber building and are closing in on selecting our mass timber supplier.  One supplier is offering FSC wood and the other is offering PEFC.  I don't know enough about PEFC to make a clear recommendation to the client about how it compares to FSC.  I understand that PEFC endorsed SFI, so that concerns me... Read more

Hi folks,

For those in the SD Leaders network, here's a reminder about the webinar this Friday at 2:00 eastern time. I hope you can join us!

For other Green Gurus, you're welcome to join in, get a preview of the report, and learn about what happened at the SDL Summit at Gulf State Park, in Alabama (fortunately, NOT near where the... Read more

Hi Green Gurus,

We're off to a great start with First Friday Fikas* this year. We've had good turnout and lots of fun. This new tradition continues this Friday at 11:00 am Eastern Time (8:00 am Pacific). We have more fun planned, with prompts to help us get to know each other.

If you registered previously you can use that same... Read more

Gypsum is calcium sulfate dehydrate, which is mined or produced as a byproduct of flue gas desulphurization (FGD) from coal-fired power plants. FGD gypsum may contain trace contaminants from coal processing, but not enough to represent a hazard to users. Years ago, some imported products created indoor air quality problems that required... Read more

Hi Folks - 

The "request for participation" email below is from Brendan Owens, who most of you know was at the USGBC for over 18 years, and is now the Chief Sustainability Officer for the US Dept of Defense. As I read the text, I couldn't help but think of this group as a deep well of expertise and experience that could undoubtedly help... Read more

I'm hoping that some of you know someone with strong energy modeling skills who is looking for a job!  Moseley Architects is recruiting for a full time energy modeler (ideally either in our Richmond, VA or Raleigh NC office) to help us continue to press forward with understanding and reducing the energy impacts of our designs.  The job... Read more

Hi all,

Just wanted to put a couple of useful webinars on your radars if you haven't heard of them yet:

#1: The Contractor’s Role in Quantifying and Reducing Embodied Carbon: Why, What and How

This webinar will provide an overview of what a contractor's role is towards embodied carbon reductions, and how two General... Read more

Welcome to the quiz portion of LEED 2009: The Missing Manual.

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


1. Stay abreast of changes to LEED NC-2009.
2. Understand the more ambiguous aspects of LEED NC-2009.
3. Explain key interpretations of LEED NC-2009.
4.... Read more

Nancy Eve Cohen is the managing editor at BuildingGreen. She brings the highest standards to her work, with the goal of providing trusted and accurate information and analysis for BuildingGreen’s readers.

Previously she worked in public radio as a reporter and editor for more than two decades, where she specialized in environmental... Read more

The Planning for Resilient Outcomes Working Group has had a few preliminary meetings and we would like to invite interested Green Gurus to join our group.  To give you an idea of what we are about, we have developed a purpose statement to guide our future work: 

The Planning for Resilient Outcomes working group will elevate the industry'... Read more

Hi folks,

On behalf of ILFI, I'm sharing a notice that the early registration deadline for the Living Product Expo in Pittsburgh is tomorrow! This is a great event for anyone interested in a deep dive into materials transparency, hazard avoidance, low-carbon products, overall innovation, and the Living Product Challenge. There will also... Read more