Pipe that delivers domestic water in North America is typically made from copper, chlorinated polyvinyl chloride (CPVC), cross-linked polyethylene (PEX), all of which present environmental challenges. Bimodal polyethylene  (PE-RT) and polypropylene (PP) are potential alternatives with lower climate and health impacts.
... Read more

It is with the greatest pleasure that I announce to this esteemed group the recognition of our very own and much-loved leader Nadav Malin as an Honorary AIA member. AIA COTE had the honor to serve as Nadav's sponsor and we are pleased and delighted with this outcome (but not surprised of course.) For the record, "The AIA recognizes the notable... 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

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

Welcome to the quiz portion of Are Cool Roofs Green? The Answer's Not Black and White

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


1. Explain why roofing choices are complicated by heating tradeoffs, climate effects, and condensation and how cool roofs are intended to reduce... Read more

Has anyone completed an LCA for an engineering structures lab, particularly one that has a strong wall and strong floor? 

Hi Everyone, 

Our Vancouver team is looking for some innovative, high performance  building retrofit case studies. We are have been retained to retrofit a significant heritage building in Vancouver and the client has a net zero carbon institutional goal. As such we are looking for some innovative precedents that will provide design and... 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

Following the summer SDL summit - we formed a spinoff user group called "Carbon Sync" to discuss Life Cycle and Carbon Assessment tools like Tally and Athena.  We've had three successful calls with folks sharing a couple 5-minute presentations about various studies and explorations.  We have a mix of experience levels - but are collaborating... Read more

The site license permits the purchaser to share the PDF Study-Guide file within their company/organization and... Read more

RoseAnn Grimes

Hi everyone!

My awesome colleague, Paula Melton, is doing a short talk for USGC about mass timber and wants to know if there are SCLers in the group that can share their experience. In particular: 

"I’m wondering particularly about how supply-chain and cost issues are affecting availability and decision-making, and what the onsite... Read more

Are there any metrics for % increase for building PH vs conventional?  These questions are always really hard- especially when there are none to compare to in area.

Hi folks,

I hope you've seen the plug to sign onto the letter that's generated a flurry of messages on Green Gurus--I also emailed it out directly to everyone. We've got lots of architects on board, and a handful of engineers, but I think we just have one contractor so far (Thanks Theresa!)--it would be really awesome to have 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

Has anyone had experience working with Hyper Metro (http://hypermetro.co/)? If so, did you find this company to provide value especially in dense urban environments where on-site segregation poses challenges to manage multiple C&D material streams on site? Hyper Metro claims to be able to provide rebates and to pay us for our trash.

Building materials emit massive amounts of carbon long before the lights go on.

In this course, BuildingGreen takes an analytical look at the greenhouse gases that are emitted in the process of constructing our buildings in the first place—the embodied carbon. The report focuses on how architects and designers, working with other key... Read more