Has anyone seen a comparison between IECC 2021 and previous versions of the energy code, including ASHRAE 2010? I'm curious how far ahead code buildings are relative to LEED v4.0, and how much the latest IECC raises the bar relative to the previous. I did a quick search for the LBNL and other studies that look at this, but didn't see anything... Read more

Check out this new executive order. It is broad and includes a lot of items, but of interest to this group, there are some things in here that we pointed towards in our letter back from the beginning of the year, including 24/7 carbon-free electrical energy, a net-zero emissions portfolio by 2045 and net zero emissions from procurement... 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

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 have a colleague (lawyer) who is trying to assemble a list of precedent projects that used penalties or incentives for achieving energy targets. The topic she is addressing is how contracts may be changed to address growing climate change concerns.

At the moment, the only concrete example she has is a project in Washington by the US... 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 posted this on the SCL as well, but am looking for anyone's experience and/or suggestions.

For any of you who are already tracking your Scope 1, 2 & 3 emissions: Do you do so through a program (like the Carbon Disclosure Project) or do you have an in house excel file or ???? I'm looking for a good template and am open to... Read more

As many of you may already be aware, Greenbuild 2020 is scheduled for the week of the Presidential Election, Nov. 3rd, 2020. 

The partners organizing Greenbuild 2020 are USGSBC and Informa Exhibitions. If you have concerns regarding Greenbuild happening during that week, you may want to consider reaching out to whoever you have contact... Read more

SDLers,

Great to see many of you at Greenbuild! It was nice to have the opportunity to remind everyone how our collective energy continues to make a real difference with the HPD, born at a summit 13 years ago after being nurtured through a BuildingGreen-HBN collaboration (see my HPD is a Teenager presentation).

To be able to... 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

Welcome to the quiz portion of Choosing Insulation: High-Performance Wall Assemblies – Unit 3.

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


1. Describe key environmental and performance factors for insulation materials.
2. Recount bottom-line insulation material... 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

We are working on a Core & Shell project with a developer that we work with frequently. I'm looking for advice on best approaches to achieving the Whole Building Life Cycle Assessment credit- we haven't used TALLY and done this type of analysis before. What are some approaches to achieving this credit that others have found successful? I... Read more