This just in from Berkeley Earth. The definitive report on 2023 global temperatures. Lots of incredible graphs to peruse but the news is pretty incredible. Actual temperatures far surpassed predictions. "At the start of 2023, we foresaw only a 14% chance that 2023 would become a record warm year, and only a ~1% chance that 2023 would reach 1.5... Read more

Hi everyone!
I've seen a lot of claims over the years of living walls or planted buffers that can mitigate *outdoor* air pollution and have always assumed there's no real scientific basis for that idea, unless we're talking an actual forest that's 10s of feet thick. Am I wrong? Are there examples of living walls that actually have been... Read more

Hi SDL: today is the last day to cast your vote in the voting for Greenbuild by 5PM ET.  

please vote for the terrific program put together on PV23 "The Tools You Need to Design for Climate Emergency Action" with me, Betsy and Beth Heider that will bring together a collection of tools, including brand new ones from Saskia, using the Top... Read more

If you work on projects in Massachusetts, you are probably working under the updated MA Stretch Energy Code. While this code is doing great things pushing for electrification and very efficient buildings, it can still be tricky to implement or adjust your processes to the calculations even for seasoned pros. AIA MA in conjunction with BE+ has... Read more

Is your team ready to increase its sustainability knowledge? A team membership allows colleagues to work and learn collaboratively. We offer 10-person, 20-person, and 30-person team memberships. Make BuildingGreen your team's all-in-one... Read more

Welcome to the quiz portion of Passive Solar Heating.

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


1. Explain the three classic approaches to passive solar.
2. Understand the relevance of passive solar today.
3. Describe some key elements of passive solar design.
... Read more

As if you weren't worrying enough already, here's a little something that I ran across through monitoring activity on the American Society of Healthcare Engineers discussion boards:  https://www.id-hub.com/2018/10/17/hospital-plumbing-reservoir-resistance-interview-amy-mathers/, "Hospital Plumbing as a Reservoir for Resistance".  This is both a... Read more

Dear Esteemed colleagues: I was recently asked a good question in light of the impending (fingers crossed) passage of the reconciliation bill that will bring alot of funding to energy efficiency/decarbonization upgrades at the residential scale. The question is: What are the arguments/ scenarios about the importance for homeowners to contract... Read more

I know that there is a risk of starting a whole flurry of congrats through the forum, but this is a biggie, and deserves some recognition:

Congratulations Andrea and Melanie!! Huzzah!!

And a reminder--If you want to reach out to them privately, rather than through the forum, with your message, you can see anyone's email address by... Read more

I have a client that is very interested in automated shades for a mid-rise multi-family housing project. Do you have any examples of projects that have attempted this? I assume it would involve occupancy sensors and/or an over-rideable default setting dependant on sun position and temperature. I also have an MEP Engineer team that is having a... Read more

Ventilation is essential for indoor air quality, but it can bring very hot or very cold outdoor air into conditioned space.

BuildingGreen-Approved ERVs

Heat-recovery ventilators (HRVs) and energy-recovery ventilators (ERVs) can save energy by capturing nearly all of the heat in the air being exchanged. BuildingGreen approves:... Read more

Following up on one of our conversations on the vision vacuum and sustainability beyond certifications, I would like to help facilitate an offline conversation with anyone working within their firm to use the AIA COTE measures as a guiding framework in their firms/projects. Attached are my slides on my first pass at thinking about this at Page... Read more

We are growing our Design Performance Group at NBBJ! We're looking for two special people right now: a senior sustainable material consultant and a senior energy analyst. Help us design the next generation of healthy, low impact buildings - this is a chance to impact across the scale of our global company and build a better future! Know anyone... Read more

Now available on demand

As more and more architects, designers, contractors and owners demand transparency surrounding human health impacts in the built environment, manufacturers need short cuts and tools to meet the call of this demand.

This webinar is intended to educate manufacturers about the market demands for creating... Read more

Join your peers and BuildingGreen February 22–26, 2021 for an all you can eat buffet week of networking, problem solving, and connecting with sustainability leaders within your industry and across the Peer Networks! During this week we will create a space for you to offer and receive support, exchange ideas and resources, and become stronger,... Read more

P. U. L. Antelo, M.A.

Hi: Please check out the fantastic editorial from Ned Cramer at Architect on "The Future of Architecture Education is the Future of Civilization". The deadline to comment on the latest draft of the NAAB accreditation criteria is November 22 and, as in the past draft, it falls far short of prioritizing climate action and sustainability. VERY... Read more