Welcome to the quiz portion of LEED 2009: The Missing Manual.

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


1. Stay abreast of changes to LEED NC-2009.
2. Understand the more ambiguous aspects of LEED NC-2009.
3. Explain key interpretations of LEED NC-2009.
4.... Read more

Hi all, curious if anyone is involved with development / advocacy for the new MA stretch code? https://www.mass.gov/info-details/stretch-energy-code-development-2022 

My firm recently added a Boston location & I'm slowly getting to know the green building world there - would love to know if anyone is organizing public comments on the... Read more

Hello Everyone,

We wanted to share the highlights and take-aways from the large firm Sustainable Design Leaders (SDL) 2020 Winter Summit at The Lodge at Gulf State Park, AL. Additionally, this was the first year we had a pre-summit workshop for the winter summit. Our amazing workshop facilitator, Julie Huffaker from Deeper Funner Change... Read more

Keith Hempel, Julie Hiromoto, and Billie Faircloth have been elevated to the AIA College of Fellows - I'm sure I'm missing others but congratulations! Can't wait to celebrate in person - I still rememer Lance Hosey in his tux and Beth Heider in a full ball gown at the AIA Fellows dinner in Chicago (the only one I ever attended. . .) 

Does anyone here have a draft spec for low embodied carbon concrete they could share? I see the GSA has a standards sheet with MGWP limits, but we are hoping to actually specify the mix for upcoming projects.

So I was testing assigning a BIT Expert to a Best Practice and I am having trouble getting the profile image to appear.  

When I upload a profile picture, it appears on the standard profile page from "My Account" but when I navigate to the BIT Best Practice 01, the image does not show and it takes me to another profile page that does... Read more

Hi all!

A couple years ago now there was an incredible thread here about circadian lighting design and WELL. There was a lot of dipping toes in the water with intent to gather lessons learned and report back.

What have been the high points and low points of circadian lighting design so far? What seems cost-effective and worth... Read more

Hello all,

We are having a mini office debate on fiberglass vs aluminum windows for use in schools (k-12) in Massachusetts. In the past we have always used aluminum windows on our schools, for durability. However, their performance is not as great as other products that are up and coming on the market. There is some hesitation to switch... Read more

For more than 30 years, Alex Wilson has been the most trusted voice on energy efficiency and environmentally responsible design and construction. Since launching Environmental Building News (EBN) in 1992, he’s built a reputation, resources, and staff to provide the foundation for BuildingGreen, a consulting and information company... Read more

Hello All! 

We are using TallyCat to extract quantities from our REVIT Model, and bring them over to EC3 to get a model GWP (focusing on material categories required to evaluate ILFI Zero Carbon certification).  There are a number of questions that are popping up!!

I am sure there are others trying the same thing, yes... maybe?! ... Read more

I'm curious if anyone can share their strategy on indoor air quality for the return to office. Is this something that is prioritized at your firm from a wellbeing standpoint and with the current health crisis at hand? Lendlease is looking into options to safeguard our employees/occupants as we move back into the workplace and I'm researching... Read more

Can you comment on successful ways you have used eQUEST and pitfalls you have seen? We are considering training our architects to use it for early building analysis on all projects. 

Hi, curious if anyone in the group has considered using Fitwel in an existing (built) school project (K-12). 

Would be interested in hearing your experiences and if this tool is a good fit for this type of project.

Trillian Dent

If you have been wondering about the Contractor Commitment, we have an update for you!

Several weeks ago, the subgroup leaders and the Steering Committee members gathered to agree on a basic structure for the Commitment. The idea was to align the basic expectations around issues like how many tiers there would be, what would be disclosed... Read more

Evaporative coolers use far less electricity than conventional refrigerant-cycle air conditioners and they operate without the use of refrigerants, both features that make them attractive for green buildings. However, their suitability is limited to drier climates, and most products use significant quantities of water.

BuildingGreen... Read more