Untreated rainwater leaving a developed site is effectively a chemical spill, laden with pollutants that include oil, sediment, heavy metals, nitrogen, and phosphorous. The heat carried by stormwater is also harmful to fish and other aquatic organisms.

BuildingGreen-Approved Systems

We approve systems that:

Welcome to the quiz portion of When Passive House Goes Big!

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


Evaluate the main barriers to achieving the Passive House Standard on a large, urban project.

Identify design strategies for successfully and cost-effectively achieving the... Read more

Hi folks,

I’m sure most of you know Gail Brager, or at least know of her. For those who don’t, she helps run UC Berkeley’s Center for the Built Environment and is a long-time champion of all the things that make buildings work for their occupants. Perhaps most notably, she was a co-author of the Adaptive Thermal Comfort option in ASHRAE... Read more

Is everyone else having trouble with a dysfunctionally slow LEED-Online today (i.e., worse than the usual incredibly slow performance)?

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

Has anyone worked with Vidaris for LEED certification and have a contact there? If you want to direct email me with feedback on the experience that would be helpful as well.

Hi folks,

I wanted to let people know about this webinar--I've heard it's good. If you do catch it please let us know what you think. Jason has offered to do a private version for our Peer Networks as well--I'd love to know how interested people would be in that opportunity.

November 14, 2019 from noon to 1 PM Pacific Time

... Read more

I know we have talked about this on various calls, so I wanted to post in case anyone hasn't seen that the IRS has provided an update with rules on how to access the direct pay option.

https://www.usgbc.org/articles/irs-issues-ira-tax-credit-rules-tax-exemp...

Hi folks,

Some of you have seen me do a 5-minute presentation on an initiative to divert urine from wastewater. That team is now developing a building-scale urine treatment technology with support from the National Science Foundation's Small Business Innovative Research (SBIR) award. 

In order to learn more about the sustainable... Read more

Hello Sustainable Construction Leaders, 

Mark your calendars! The next quarterly SCL call will be Wednesday, July 28th, 3pm ET (noon PT) and will focus on ESG.

Check in with three contractors at varying levels of development in their ESG programs. Julia Gisewite from Turner Construction, Jennifer Taranto from STO Building Group,... Read more

Hello, 

All my experience with sustainability has been at the building-level. We are currently being asked within an RFP to list our firm's ESG score and certifying organization. Our firm is about 300-employees and is owned soley by the employees. 

When do A/E firms obtain an ESG score?

is it based on company size? or... Read more

Amanda is BuildingGreen's Peer Networks Manager, working behind the scenes to support the Peer Networks team and members. They are passionate about sustainable design and love helping people find tangible ways to help the planet.

Prior to joining BuildingGreen in 2023, Amanda was a campaigns coordinator at a food justice... Read more

Hi everyone,

Thanks so much to all who filled out the Doodle poll for the Sages monthly call meeting time, and to those who have introduced themselves on the forum.

We’ll be going with Monday, March 11th at 4 pm ET for this next meeting, and I’ll be sending out a calendar invitation shortly. It’s been a tough call to make — we... Read more

Hi All,

I just tried to post a minute ago but it said my connection was lost, so I'm starting over again. You may see two similar posts from me.

Alejandra and I started a document (attached) with ideas on how we can tackle some of the issues we are currently facing with zero waste, as a follow up to our conversation last Friday... Read more

Hi - We have some projects within reasonable reach of ILFI's Zero Carbon Certification, which will require purchasing some off-site renewable energy. As a State Building Code Council member, I'm also eyeing the Zero Code which we will seriously consider in the next 12 months; this also requires a purchase of off-site renewable energy. 

I... Read more

Interior doors may be a source of indoor emissions, and wood can be unsustainably sourced.

BuildingGreen-Approved Doors

BuildingGreen approves interior doors made from FSC-certified wood or reclaimed wood as well as composite doors with environmental features like:

Welcome to the quiz portion of Can Concrete Save Us? Locking Up Carbon in Building Materials

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


1. Explain current strategies of carbon capture and sequestration (CCS).
2. Detail how concrete offers another possible pathway to... Read more