We have an MEP engineer that is calculating peak loads at about 6 times passive house levels on a large commercial building that is at or near passive house levels of insulation and air infiltration. We suspect one reason is that he is figuring a 50% efficiency level for the ERV. We are showing him ERV systems with 80-90% efficiency, but they... Read more

I'm sure if I hop in the way back machine I could look in the forums and find old threads on LEED GA and LEED AP study resources, but I also know that material comes in and out of date. Has anyone found a good, current solution for firmwide LEED study materials?

We used to have some GBES resources, but those are intended to be person-... Read more

Welcome to the quiz portion of Net-Zero Water and More: Moving Beyond “Low Flow”

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


1. Define net-zero water.
2. Describe the role of utilities in water efficiency solutions.
3. Explain the water-energy nexus and the water-... Read more

Good morning, All,

Just a bit of news this morning.  My family and I are moving back out west!  I am continuing in my current role with EwingCole, but will be doing so from Portland, Oregon.  Although North Carolina has a been a wonderful place for us for the past 13 years, it is time to be close to family in the northwest and southwest... Read more

***Cross-posting this from SCL Group***

Last year I was approached by Green Advantage, remember them from like 2005? There has been a LEED innovation credit for as long as I can remember.

Has anyone seen employed Green Advantage recently? Is anyone asking for it?

Do you see value in GCs/CMs/trades having this training... Read more

I'm working on convincing my firm to hire a director of sustainability. I'm gaining some traction with the discussion thanks to the fantastic feedback and input from the summer summit "Role of the Sustainable Design Leader" breakout session. Thanks everyone! Does anyone have job descriptions for sustainable design leaders that they'd be willing... Read more

Welcome to the quiz portion of The BuildingGreen Guide to Insulation!

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


1. Discuss how insulation works to increase the energy efficiency and environmental sustainability of buildings; 
2. Explain why certain materials make more sense than... Read more

Hello Green Gurus,

Now is a pivotal moment. Net Zero Stretch Code legislation has been proposed in the Massachusetts House and Senate, and draft code language is currently being developed by the Board of Building Regulations and Standards (BBRS). The Net Zero Stretch Code is currently the greatest single opportunity to support reduced... Read more

Hi all - I’m wondering if any of you have heard of or use the National Green Building Standard, which appears to be primarily for residential and mixed use: https://www.homeinnovation.com/green.

The NGBS Green certification program is based on the ICC-700 National Green Building Standard and supposedly is the program of choice for many... Read more

Composting toilets convert human waste into nutrient-rich fertilizer for nonfood plants, rather than mixing the waste with potable water and flushing it down the drain. They can also save infrastructure costs and minimize the burden on wastewater systems.

They’re not for every project, but they do warrant consideration. Composting... Read more

Hey all,

We have a NAVFAC project going into construction that has indicated that they'd like to hire someone to help them with the construction tracking aspects of the UFC requirements, including the Guiding Principles Assessment (GPA) program through GBCI. We're on the design side, so cannot offer these services on our own project;... Read more

Check out Fast Company's new list of innovative architecture firms with Perkins + Will and NBBJ at the top with great sustainability tag lines. 

That's a great demonstration of the mainstream importance of sustainability!

Congrats to all.

Here's the link: https://www.fastcompany.com/most-innovative-companies/2018/sectors/... Read more

Hi all,

The USGBC Pacific Region is launching a new award this year that recognizes projects that have aspires to promote health of occupants and surrounding communities.  In true USGBC style, this award has not been properly publicized, so they are still looking for submissions.  I believe the deadline will be extended to June 7.  I... Read more

Hi Everyone!  About ten days ago, Megan Zack posted a note announcing her new role as Chief Sustainability Officer at Wight & Company. (Yay!)  I'm so delighted that she will be stepping into this leadership role at Wight to shepard the firm in the next chapter of their journey in sustainability. 

I wanted to take a moment to say... Read more

Can furniture be hazardous? You bet it can…

From flame retardants in foam cushions to unnecessary stain and dirt repellents on upholstery materials, everyday... Read more

Hi all,

Just a reminder that the last day to RSVP for the Living Future 2023 Peer Networks Meetup is tomrorow, April 26th! There are still some spaces left, with 34 people currently signed up. Please RSVP here if you'll be attending.

When: Wednesday May 3, 2023, 7:30-9pm ET

Where: SmithGroup, 1700 New York Avenue, NW, Suite... Read more