Concrete and other cementitious materials have both environmental advantages and disadvantages. As builders and designers, should we be looking for alternatives or embracing concrete over competing materials?

This special report takes a look at how these materials are made, presents the key environmental considerations relating to their... Read more

Electrochromic glazing holds the promise of less glare and better energy efficiency with fewer moving parts. The reality is much more complicated and includes information you won’t... Read more

Caseworks can be made from unsustainable wood and other materials, and with adhesives and finishes that offgas formaldehyde and other hazardous compounds.

BuildingGreen-Approved Casework

Approved caseworks are:

Hi Green Gurus, 

I am happy to join this group, and would like to share a short introduction of myself. I’m Jais, and I am with FXCollaborative as a Sustainability Design Specialist working with Ilana Judah. I have been here little over a month and am enjoying it so much! 

I have studied architectural design focused on... Read more

Greetings Gurus!! I'm super excited to invite you all to help each other :)

As many of you know, BuildingEase (a completely free tool!) has been born this year, the newest function we just launched is the Crowdsourcing function.

Crowdsourcing lets anyone contribute products to a public Material List (similar to an Outline Spec)... Read more

Hi Carbon Working Group,

It’s been a while since our last online meeting on 3/31 –- admittedly, a bit too long -- so I wanted to share some updates.  You might have seen Candice Pearson’s 5/13 post about the structure of the Contractor’s Commitment and how it’s evolving into a set of guidelines available not only to our SCL Group but to... Read more

Welcome to the quiz portion of The Urgency of Embodied Carbon and What You Can Do About It​​!

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


Define “embodied carbon” and explain why embodied carbon is a significant source of greenhouse gas emissions, which threaten health and safety... Read more

On a large sports project, we worked with the structural engineer to spec low carbon / high SCM concrete mixes. Much of the floor area will be sealed and polished concrete, and a concrete sub is pushing back on the SCMs saying they should not be above 20% (with a preference for 0%) for the polish to finish properly, per the manufacturer. Anyone... 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

Asking for a colleague:

"Have you ever had a large number of fire retardant tarps used to temporarily enclose a building during construction? Do you know of any solutions for recycling/reusing them or another product that doesn't use toxic fire-retardants that meets the performance criteria?"

I think we've all seen poly or fabric... Read more

Hi Everyone - I hope this isn't a repeat topic. We are starting to get familiar with TallyCAT at SAR+ and have a few people testing our projects in it. Is anyone willing to help us troubleshoot or share lessons learned? We're running into a few errors and wonder if our Revit models and workflow are the issue, or if we need to be doing something... Read more

Hi SD Leader: Please review, consider or pass along this terrific new position leading the Sustainability strategic direction at the Washington University School of Medicine. WashU has an ambitious sustainability leader role regionally and across the nation and the School of Medicine (highly ranked nationally) plays a big role in that. The job... Read more

WELL & Fitwel and beyond.

Guiding Questions:

I can see from the threads that there are at least a few Passive House advocates in this group - I'm wondering about the PHIUS training and certification. Can any who have done it offer an opinion? Is it valuable? Residentially focused? Would it apply to someone in a larger commercial practice? It's an investment of time and $, so I really want... Read more

Faucets with high flow rates waste water—not to mention the energy used to treat and deliver it to our buildings—and the additional water stresses our wastewater treatment systems.