Built Environment Plus (was USGBC MA- aka Meredith Elbaum's band) has organized this awesome sustainability scavenger hunt.

It's fun. It's easy. Anyone can participate from anywhere - it's all app based, and it's a great way to get energized for Earth Day or week! And it's for a good cause, a fundraiser for supportive organization. Have... Read more

Though BuildingGreen has long supported the use of electric hand dryers as a more environmentally friendly hand drying option, the majority of evidence appears to support paper towels as a preferred method of controlling the spread of potential pathogens. 

And even the most efficient hand dryers contribute significant CO2 to the... Read more

Hi all,

I see that this was a hot topic for the Winter Retreat this past year, but I am wondering how your firms manage standard materials across your practice. two aspects - standard specification items, and also designer choice materials. 

1. Do you have a spec baseline with high performance materials that you start with for all... Read more

In trying to help a client write a case study on avoided carbon by using slag and flyash, I am having trouble finding a one for one equivalency that can be verified.

I have found for one pound of flyash, one pound of carbon is saved - but I can't verify that.

Appreciate the feedback!

Fellow Sages,

I was at an interesting lecture last night. Phil Bernstein (formerly of Autodesk, now at Yale) was speaking (in Lawrence, Kansas, at the U of Kansas) about AI and design/AEC ... you may know that he authored the 2022 book, Machine Learning, about AI and the AEC field. 

Phil has a very interesting posture about AI... Read more

I received the following email from Naajia at Southface.  I'll be out of town until November 8, but I'll see if there's time for me to address at least the second part before I leave:

A question regarding the BIT-User Forum was brought to my attention by a participant. Apparently when you are posting a question and you pick your location... Read more

For a number of years a colleague and I have been teaching a course about sustainability and water in architecture at the University of Pennsylvania's architectural school (PennDesign).  This year we're hoping to bring a few new opinions to the table for at the same time as we broaden the discussion.  Because the class will be virtual again... Read more

Hello Sustainable Advising Leaders,

Here are the notes from the last Zoom call. We had a great turnout! Looking ahead, now that things are rolling along we’d like to get into the rhythm of a regularly scheduled monthly call. Since Tuesdays seem to work well for most people, I am proposing the 4th Tuesday of the month from 3-4pm ET. That... Read more

Hello SAL Members - after last month's call, and invitation to do some thinking around the direction of the group, a few of us connected and brainstormed questions that might help guide and refine our network. It would be great to have a conversation around everyone's needs and goals, so if you could please take 5 minutes to respond to these... Read more

Hi All:

Several of us have been meeting on a weekly basis to discuss LMN's Path to Zero Carbon Series. Each week we have a new facilitator who leads the discussion of a single post. We've had great discussions and are creating "Call to Action" items for each post to amplify the message..."It's not about the glory, it's about the ripples... Read more

Welcome to the quiz portion of Whole-Building Life-Cycle Assessment: Taking the Measure of a Green Building.

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


1. Define key concepts of whole-building LCA.
2. Recognize the inherent flaws, and potential gains, of whole-building LCA... Read more

Hello SCL,

Version 2.0 of the Contractor's Commitment has officially been ratified with 33 "yes" votes out of 52 members. Congratulations, and a big thank you to everyone who helped move this forward--especilly Amanda Atkinson, who really took this project by the horns. 

You can find the updated version here.

Next, I'll be... Read more

Here is your friendly reminder to complete the SCL Salary Survey if you have not yet.

There is a link at the end of the SurveyMonkey Survey to a Google form where you will be able to register that you completed the survey—that way we’ll know who participated without having any identifying info in the actual survey. Results will be shared... Read more

Some of you saw my 5-minute presentation about the Rich Earth Institute in Brattleboro, Vermont and how it is inventing new ways to keep excess nutrients from urine out of surface waters and use them instead as fertilizer. Now you can also hear about it on Planet Money: https://www.npr.org/sections/money/2018/01/26/581156723/episode-820-p-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:

I can hear Kjell saying "All models are wrong, but some are useful." Having said that we are having trouble getting usuable predictive energy use information from our electrical design engineer. They are telling us that their energy models are not for accurate pEUIs but just to compare various scenarios. Are they being lazy? Should we push for... Read more