There are a number of clear finish options available, from natural oils and low-toxicity products primarily used on residential woodwork through factory-applied finishes where specific aesthetics and/or added durability are required (such as those used on cabinetry or commercial architectural millwork). Many of these have very high VOC levels,... Read more

Does anyone know of reports/studies of financial benefits from the developer perspective on Passive House multifamily projects? Specifically looking for market rate (not affordable) housing examples where there is a direct market advantage (higher rents) for PH buildings. 

Welcome to the quiz portion of LEED vs. Green Globes: What's the Difference? (recorded webcast)

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


1. Explain how LEED and Green Globes in turn approach key credit requirements.
2. Describe differences between LEED and Green Globes... Read more

Hi all - back in May I asked you for help reviewing our series ahead of publication. The first 5 posts are up, with the 6th a day or so away. Thanks to everyone who has helped out! 

It's a fail-forward effort to help us figure out what we are missing in our climate action on our projects and advocacy. Enjoy, and let me know if and how... Read more

CEUs are available for reading all the building-envelope product guides and primer. Click here to learn more and take the quiz.

Vapor retarders are meant to protect our building assemblies from getting wet, but they can also slow drying, contributing to mold and structural degradation.

BuildingGreen-Approved Vapor Retarders

Hello Sustainable Construction Leaders,

In years past, we've hosted an SCL Summit the day before Greenbuild. We'd like to get back to that model, but we also know that there are many other demands on your time. Before we get too far into planning we're asking you to please fill out this quick survey to let us know if you could/would... Read more

Greetings, All.

The Resilient Outcomes Working group has been putting together a resource list (and map) of resources for supporting resilience-focused design across the US.  So far, we have around 50 resources on the list, ranging from the AIA Resilient Design Toolkit to local Vulnerability and Adaptation reports and tools.

We... Read more

Hello, Rheaply is looking to connect with stakeholders who might be able to participate in the Phase I research. If you are interested, please use the links below and sign up using the link to the form. Please share with anyone in the built environment you think contribute knowledge to this effort.

Rheaply is collaborating with the U.S.... Read more

I'm writing an article surveying and comparing various embodied carbon tools, including whole-building LCA tools. I'm looking for interviewees who have used at least TWO of the three major LCA tools currently in use in North America (Tally, Athena IE, and One Click LCA). If you've tried all three, all the better! If you or someone in your firm... Read more

The BuildingGreen & GreenStep exam prep materials have been updated to the latest version based on the actual v2 exam. The new study guide and practice exams are now available for your purchase and use in preparing yourself to take the exam.  

If you are interested in sharing this WELL AP Exam Study Guide within your... Read more

Hello Green Gurus!

The Climate Smart Wood Working Group would like to give a boost to this Ecotrust initiative to support the market proliferation of mass timber with science that attributes carbon impacts to wood building products. As many of you are aware, a couple years ago, the University of Washington partnered with Ecotrust to... Read more

Hi All,

Our local COTE committee has the opportunity to meet with a local jurisdiction on meeting the targets set forth by their Climate Action Plan.  In preparation I'm looking for innovative building codes/ordinaces that address existing buildings.  I am already digging into Boston's Building Energy Reporting and Disclosure Ordinance... Read more

On LEEDuser we divide checklists into multiple project phases. Specifically:

How many of these phases are relevant for BIT best practices?

Note that we also... Read more

Has anyone documented the Food Alternatives credit as part of WELL or as an innovation credit in LEED?

Looking for an example or case study for a building utilizing a radiant heating/cooling in climate zone 4a. General use type is office with some public assembly spaces, total of 85,000 sf.

As usual, everyone, especially mechanical engineer, is terrified by the thought of "condensation." So far, I read a DGWW case study, "Energy... Read more