The Winter Summit participants have had this for a few weeks now, and no one has screamed about anything being inaccurate, misleading, or too revealing, so it's time to share the latest Summit report more widely. 

Per our long-standing policy, this report can be shared outside our "safe space"--it's a great way to share the wealth of... Read more

Most products sold as “ceramic tile” are fired at lower temperatures and are less durable.

For porcelain tile, BuildingGreen starts with the Green2 standard for sustainable tiling—ANSI A138.1 American National Standard Specifications for Sustainable Ceramic Tiles, Glass Tiles, and Tile Installation Materials. This is a multi-attribute... Read more

Welcome to the quiz portion of Energy Reporting: It's the Law.

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


1.List the benefits of energy performance benchmarking and disclosure.
2. Address the concerns associated with public disclosure.
3. Restate at least three U.S.... Read more

Hi Gurus,

LMN is embarking on a 17-part series to explore a more comprehensive carbon metric via summaries of various topics with lots of link. This dovetails with many other efforts in the industry and will reference all the best stuff that we are aware of...such as MEP 2040, SE 2050, CLF stuff, Epic tool, CARE tool, Arch 2030... Read more

I would be interested to hear which parties in our group have participated in the CDP Program and how you are reporting your efforts.  I have talked to several contractors that just submit the data for their offices. I always feel like it is asking about our operations including the jobsites, and wonder how you get there.  I am very much... Read more

Hi all,

Jacobs is looking to hire specifically for sustainability needs! We have a current job posting for a Senior Sustainability Specialist now up, and anticipate a similar posting soon for a mid-level person as well. Location for these would be in the Mountain or Pacific time zones, remote work is fine; other future anticipated posts... Read more

Just in time for Saturday Night!!

Get out the popcorn and put away Netflix!
For those who were unfortunate enough to miss this LIVE - you still get to watch the awesome talents of our community! 

You sadly miss out on the camaraderie, connection and wonderfullness of hanging out with everyone (not recorded!) but you do get... Read more

A couple questions for this group. I know we're having a Green Commons meeting on this next week. But can anyone comment on the following questions?

-Have you or your firm split the benefit of the 179D with a client? Is this typical?

-Is prevailing wage a requirement for all 179D benefit, or does it follow the same lines as... Read more

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

Hello All,

News Bulletin: The 2020 SDL Winter Summit will be held January 29th - January 31st, 2020 at The Lodge at Gulf State Park, Alabama!

During the 2019 Winter Summit, we discovered such an amazing venue at the Gulf State Park in Alabama that we’ve decided to go back! This incredible beachfront hotel designed by Lake|Flato is... Read more

Hi All - I wanted to share out the All For Reuse initiative below by two peers in the sustainable materials management network. I know some SDL have already done much research on this from quite a few angles, and those with LBC experience probably even moreso in practice. 

Frances Yang (Arup) and Andrew Ellsworth (Doors Unhinged) have... Read more

Was anyone else surprised to see ASHRAE 228-2023 using eGRID Subregions for both the Regional Electricity Source Energy Conversion Factor and Regional Electricity Greenhouse Gas Emission Factors? In the past I have used eGRID sub-regions but also State and local utility conversion factors depending on what energy or operational carbon story I... Read more

Hi All -

I have a non-profit project that has a lot of wood structure to it, but the truss suppliers have both said they cannot get FSC wood for the project.

So, looking at the Legal Wood Pilot Credit, I need some help.  Can anyone tell me where i can find the definitions between "legal", "responsible" and "certified" are? (I'm... Read more

Hello SDLs!

Many of you have internal research groups or internal grants to foster thought leadership in your firms.  We have run an annual research-innovation grant program for about the last 5-6 years.  Anyone in our firm is allowed to apply, submit their idea, the time/budget they need, define a deliverable and then a small group... Read more

Hi Everyone!

Here is your friendly reminder for the last call to submit your Salary Survey! Here is a PDF to collect your thoughts first if that is helpful.

*This survey will be closed end of day Friday Feb. 15th.*

Important Note: There is a link to a Google Form at the end of the survey to let us know you have completed... Read more

I'm in search of anyone who's done a LEED ACP Pilot Credit. It's unclear to me whether using one of these pathways replaces the way the base prereq or credit would function in the rating system being used by a project seeking certification or if it's a strategy to achieve Innovation in Design credits only. The documentation I've been able to... Read more

Stone was one of humanity’s first building materials and continues to play an important role in today’s green building industry. There are many stones used in the building industry, but the most common ones used for exterior cladding are limestone, granite, marble, slate, and sandstone.

BuildingGreen-Approved Stone and Masonry Cladding... Read more