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

Welcome to the quiz portion of Building Re-Entry with Arc

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


1.  Explain the similarities and differences between LEED v4.1 O+M performance metrics and the Arc Re-Entry program.

2.  Understand how Arc Re-Entry contributes to an iterative re-... Read more

I'm wondering if people are seeing any increase in WELL or Fitwel certification interest? Or any other 3rd party systems aimed at health and wellness? WELL seems like a higher bar and now WELL v2 offers more flexibility. Is interest and adoption of 3rd party health and wellness certs growing? 

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!

Dear SDLers,

I wanted to share that Canadian Architectural Professionals declared a Climate and Biodiversity Emergency and Committed to Urgent and Sustained Action. The declaration was launched last Friday as part of a week of events surrounding the UN Climate Action Summit in New York. Like others around the world, the week of global... Read more

Medium-density fiberboard (MDF), particleboard, and interior-grade plywood can emit formaldehyde, a known human carcinogen. Some materials  come from non-sustainable sources.

BuildingGreen-Approved Panels

Products meet California Air Resources Board (CARB) ultra-low emitting formaldehyde (ULEF) or no-added-... 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

Greetings!

Ayers Saint Gross is in search of a Sustainable Design Coordinator to join our team. This person is anticipated to sit in any one of our offices - Baltimore; Washington, DC; Tempe, Arizona; or Austin, Texas. Fit and skillset are more important than geography. The position is anticipated as full-time, but if the right candidate... Read more

There has been a lot of discussion re antimicrobials in this group, so here is a pre-release of this month's article on the topic. It's not an extensive feature, but I hope you find it informative.

Brent

Welcome to the quiz portion of Mind the Gaps: Making Existing Buildings More Airtight!

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


Identify key performance problems related to leaky building enclosures.

Examine the benefits of making existing buildings more airtight, such as... 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

Zero Tool has an expired certificate and isn't functioning. https://zerotool.org/zerotool/

I've emailed info@architecture2030.org but nothing yet. Anyone have any suggestions for contacting the administrators?

Thanks,

Tiffany Broyles Yost

GBBN

Testing web-to-lead to existing contact in Salesforce.

Hi - we're working with the University of California Office of the President to put together low-carbon case studies. The two types we are looking for now include 1) a low-carbon TI (not a full building gut/renovation), and 2) any that involve the circular economy (in this case not just building reuse but product reuse) which could include... Read more

Hello everyone,

Wondering if anyone has evaluated/considered/specified wood fiber insulation for use in lieu of mineral wool as the exterior wall insulation?  Am mostly looking to better understand domestic availability, r-value and fire/combustibility.

We have a multi-family building in DC where the client is interested in using... Read more

The current Stantec/BuildingGreen featured topic is Material Health. Read on to learn the essentials, and then dive deep to earn CEUS.

Also see the Resilient Design featured topic, and also a survey of topics trending in Stantec’s regions.... 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