Is anyone else working on a project doing Living Building Challenge v4.0 Energy Petal? We're working through the Imperative 08 Net Positive Carbon Resiliency Strategy requirements that ask for the project to be habitable for a week in the event of an emergency. We're curious how others are defining "habitable" and what systems assumptions... Read more

Products & Materials Specialist Brent Ehrlich excels at deep, unbiased, and nuanced technical research on the health and environmental impacts of green building products and materials. Some areas of focus include:

product and material constituents, including their risks

product certifications

third-party product... Read more

What is the lag time for historical embodied carbon data catching up with real-time information as manufacturers source renewable energy? Is our professional time best spent calculating with out-of-date information or more simply calling for manufacturers' elimination of fossil fuel combustion in their production and transportation of materials... Read more

What better way to follow up the magic of a live presentation from Peter Yost than with 15 free days of BuildingGreen Premium?

If you haven't seen it yet, today's U.N. report "Making Peace With Nature" tackles climate change, biodiversity loss, and pollution jointly within the framework of the Sustainable Development Goals. 

The analysis is anchored in current economic, social and ecological reality and framed by economics and the 2030 Agenda for Sustainable... Read more

Huge shout out to Patty Lloyd, Luke Leung, Janet Olsen, and Sarah Gudeman for their webinar on the Power of Peer Networks. They share lots of insights into the value of participating in BG Peer Networks and many others. Ten bucks to Illinois Green gets you access to the recording--I loved it. What would you have said that they didn't?

Welcome to the quiz portion of Behind the Logos: Understanding Green Product Certifications.

Learning Objectives

Upon completing this course, participants will be able to:


Hi folks! Our AIA Seattle Committee on the Environment is hosting a series of decarbonization talks that might be of interest to this group. The next one is coming up next Thursday with the University of Washington. 

Details and free registration here: https://aiaseattle.org/event/cote-university-of-washingtons-pathway-to-d...

Greetings, colleagues!

Here's an opportunity for this community from AIA COTE Advocacy: US Congressman Paul Tonko (D-NY), Ranking Member of the Environment Subcommittee of the House Committee on Energy and Commerce, is looking for input from national stakeholder groups to help develop new federal climate legislation. Congressman Tonko... Read more

Hello Gurus,

I am working with an owner who is making zero-carbon commitments and wants to explore setting carbon budgets in their capital plan (and subsequently their individual projects). We will be starting exploratory discussions next week and I was hoping some of you might have been working with other owners who have already... Read more

Metal windows are used in commercial building because of their durability, low maintenance, and ability to handle wind loads.

BuildingGreen-Approved Windows

Metal windows must achieve an NFRC-certified unit U-factor of 0.20 or lower to be approved by BuildingGreen.

Manufacturers also must demonstrate that their highest-... Read more

Does anyone subscribe to Green Badger? Do you find it valuable?

For my first test post I'm going to be completely boring and ask about logistics.

If we know of someone that should be part of this forum, how do we invite them? There were a couple of people that I thought were on the Wiggio who I recently found out were not. There may also be folks from our regional groups who may not have been part... Read more

Hi all,

I'm sure many (most? all?) of us have heard the changes to LEEDv4's energy standard are coming. If this is news to you, info on the balloted measures that have passed is available online here: https://www.usgbc.org/articles/leed-v4-energy-update-approved-member-ballot.

My question to MEP friends in the Green Commons: In... Read more

Following up something I mentioned at the summit - the EPA is hosting public comment webinars related to the IRA and construction. The first one seems particularly relevant, 3/2/23 from 2-3.30pm EST “Reducing Embodied GHG Emissions: Construction Materials Prioritization and Environmental Data Improvement”. Good opportunity to have our voices... Read more

Thanks to everyone who joined us for the Show and Tell at Greenbuild! Here are slides from the presentations:

Curious on stories when IAQ testing for LEED or WELL didn't come back with "all clear, everything's good" results we all hope for. 

I have a project right now where we are tracking down suspicious sources and look forward to telling the full story when it's done being written. 

Thought maybe this would be a good safe space to talk... Read more