The opportunity for water savings from installing efficient toilets, and from toilet replacement, is significant. In addition to improvements to the traditional gravity system, pressure- and vacuum-assisted flushing systems are available that offer superior performance—albeit often with some increase in flushing noise.

It’s here! By popular demand we’re re-running the SDL Salary Survey that we last ran in 2015. 

This is for people who are currently in an SD Leader role at a firm. We’re sending this invitation out on both the Green Gurus and the SD Leaders forums, because some of you are still in transition and haven’t moved into the SD Leader forum yet... 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 Green Gurus!

Here are the details for the next Peer Networks Webinar (happening next week!): Don't forget to REGISTER HERE!

Define and Contract for Building Performance Simulation Services Using ASHRAE Standard 209
Thursday, February 13, 3pm EST (12pm PST)

ASHRAE Standard 209-2018 “Energy Simulation Aided Design... Read more

Greetings to the Green Commons!

Those of you who attended Greenbuild may remember that during one of the keynotes, Ali Zaidi - White House National Climate Advisor, announced that the White House was developing a definition for "Zero Emissions Buildings" (here’s a [LINK] to a related Washington Post article). The draft language for the... Read more

Thank you to everyone who signed on to the Materials Pledge letter.  It was officially released on April 15th with 56 signatory firms.  The Materials Pledge will soon have a new home online and a way to continuously add more signatory firms.  I'm keeping a list for now and there are already four more firms who want to join.  I will let everyone... Read more

Hi everyone,

Since I know we have a lot of talented people in this group, I'd like to reach out to those of you based in Los Angeles and see if anyone is interested in talking at an upcoming Living Building Challenge collaborative event.  The topic of the meeting is "Selecting Healthy Materials 101: From the perspectives of... Read more

Welcome to the quiz portion of The PVC Debate: A Fresh Look.

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


1. Examine the actual cost-effectiveness of PVC in terms of quality.
2. Explain what makes PVC a health hazard.
3. Recognize market effects of PVC's durability and... Read more

Hi folks,

I hope you're all doing well, despite the heat (thermal, political, social...ugh!).

We've had low turnout on the SAL monthly calls lately; it seems that these aren't a high priority for many of you. That's not necessarily a problem, if you're finding value in being in the network for other reasons, that's fine.

We... Read more

This are opportunities for us to get involved as design and construction allies with the new administration and the US Department of Energy on more efficient building.

The first link below is for low-carbon projects that will provide the case studies and solutions that the industry can follow.  The second is identifying barriers and... Read more

If you are interested in sharing this WELL AP Exam Study Guide within your organization... Read more

Has anyone here had success in comparing life cycle impacts for different window system options? We have been trying to compare different options but have only been able to source one expired EPD for an actual window (frame + glazing). Is the typical approach to separately compare glass and framing options? Are we missing something or is there... Read more

Hello all,

Thank you so much for your work on the Contractor Commitment. In preparation for the Summit, we've pulled all of the sections together into one cohesive document. We would like to invite everyone in the SCL network to review and comment on this latest draft so that we can compile comments before Wednesday and make the most of... Read more

So I was testing assigning a BIT Expert to a Best Practice and I am having trouble getting the profile image to appear.  

When I upload a profile picture, it appears on the standard profile page from "My Account" but when I navigate to the BIT Best Practice 01, the image does not show and it takes me to another profile page that does... Read more

Quiz body text here

Hi SD Leaders, my firm wants to make a case for conducting LCAs on all major projects. I'm curious what your experience is - how long does it take to conduct an LCA (for the analyst's effort and other project team members who attend meetings about the LCA and use its results), and the type of LCA software you're using. 

I feel sure you'... Read more