The Project StaSIO competition is in full swing, and its time to rate the submissions that made it to the public voting round!  Fancy yourself a connoisseur of simulation graphics and have a spare 5-10 minutes this Friday?  Take a browse through the gallery and rate the 10 graphics and 4 case studies that made it to the final round! Winners... Read more

Anyone have experience with electric boilers? I think in cold climates it's perhaps the first thought when trying to reduce scope 1 emissions in an HVAC application that would have historically used gas-fired boilers... but it seems like they're only an incremental improvement compared to heat pumps / geothermal / VRF type solutions. We haven't... Read more

Hi all,

GBD turns 50 this year! I would like to share some examples with leadership of how we can make it more than just an event for clients... something that can give back, engage the public, focus on sustainability, etc. I remember that a Seattle firm had an awesome event that engaged a public plaza, etc. I had read something about it... Read more

I have been watching LEED Zero for a while, and have appreciated certain things, but one thing I think is an absolute disaster is their allowance of mainline RECs for claiming Zero Energy and Zero Carbon performance.  I just asked this question on the LEED Zero webinar, and the panelist basically said, "it's part of LEED Zero, therefore it is... Read more

This pre-summit workshop was pre-approved for 5 AIA LUs and 5 GBCI CE hours.

Please complete the survey question to confirm your attendance and receive your CEUs.

By providing your credential numbers in your profile, you will enable us to automatically report these CEUs to the organization. Please check your profile to be sure... Read more

In the wake of pandemic WFH requirements, we are looking to revamp employee policies and I thought this type of information share would be something we Green Gurus would love to thought-share on. 

We are a very 'low-policy company' (20 when I joined, now 75 employees currently) and our employee handbook is quite small (5 pages). Most... Read more

Hey there hive mind,

I'm hoping y'all can help me as I coach one of my colleagues along his path to develop into whoever he's supposed to be when he grows up. He's interested in focusing on the analysis and innovation side of sustainability and I honestly don't know where to send him for networking with other like-minded people beyond my... Read more

ASHRAE 209 in all its glory has been uploaded. This will impact our architectural process, for better or worse, so we should embrace it and learn from it. The revised AIA Energy Modeling Design Guide (due out next year) has been timed to correspond roughly to 209 coming out and will include references to it. The first few energy modeling '... Read more

Thought this was worth sharing - Lance Davis, who manages the P100 program for GSA just posted to an email group i belong to that the GSA P100 program is to be updated in 2024.  In service to that, there is a "P100 Change Proposal Form" available for folks to make helpful suggestions.

They are asking for suggestions, i think we should... Read more

Shane, please confirm that there is a meeting this Friday (4/6) and if the time is 3:00 ET. We plan to have at least one member from our team there. Also, please forward the links/numbers for joining the meeting.

It would be helpful to know any questions you have ahead of time (if possible) so we can bring answers and what portion of... Read more

Hi All - I have a 3 bdroom close walking distance to Greenbuild venue - but I don't need it.

Last call before I cancel it - if anyone wants it - I can transfer!

Just shoot me an email directly to bb@sustainable-performance.org

Thanks and see you there!

Hi everyone, 

Following November's SCL Summit, I put together a model Construction Waste Management Action Plan based on the ideas shared in our focus group. It is linked below in Google docs, so everyone should have access to live edit the plan. Please take a look and add comments if you can. It's a very rough outline, so we can... Read more

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

Hi all,

Later today, we will be delivering the BITuser development site ready for content input. Andrea has created instructions to help get you started.

We would like to set up a few editor profiles for you. Could you let us know who should have a profile for content management? We need first and last name and an email.

... Read more

Welcome to the quiz portion of Deep Material Vetting (That Won't Chew Through Your Design Budget).

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


1. Align product vetting with goals that aim to mitigate occupant exposure and environmental toxicity.
2. Foster partnerships with... Read more

Wood was the first material used in window frame and sash construction, and it remains popular for homes with its warm feel and relatively high energy efficiency.

BuildingGreen-Approved Windows

Wood windows must achieve an NFRC-certified unit U-factor of 0.22 or lower. Manufacturers also must demonstrate that their highest-... Read more