I was recently asked about potentially specifying concrete with wood nanoparticles and concrete with biochar as a way to further lower the embodied carbon and to increase concrete strength.  These approaches are something I know nothing about, and wondering if anyone in this group has any experience and/or observations that might be relevant to... Read more

Food waste is a major source of greenhouse gas emissions from landfills due to methane released during anaerobic decomposition.

BuildingGreen-Approved Composters

BuildingGreen approves in-vessel commercial composters, which require the smallest footprint and are most likely to be suitable for a densely populated area.

Why... Read more

Hi All,

As you know from the SCL Summit last year, I have been organizing a task group to create a draft of our SCL Contractor Commitment. We have come up with a short Tiered commitment draft as well as some best practices and challenges that led us to the commitment. I encourage everyone to take a look at the draft and please send any... Read more

It’s Earth Day! In celebration, we’re offering full Premium subscriber access to BuildingGreen content, news, and product guides for all Peer Network members for the next six months. 

We’re sharing this unbiased, rigorous content with you through the coming summer and fall, with access to our: 

Premium content, guides, and... Read more

Hi all,

I'm sure many (most? all?) of us have heard the changes to LEEDv4's energy standard are coming. If this is news to you, info on the balloted measures that have passed is available online here: https://www.usgbc.org/articles/leed-v4-energy-update-approved-member-ballot.

My question to MEP friends in the Green Commons: In... Read more

RoseAnn’s role at BuildingGreen as Peer Networks Manager focuses on Peer Networks projects and planning events, including annual Peer Network Summits. 

Prior to BuildingGreen, RoseAnn worked in the nonprofit sector in customer-service based roles which allowed her to reconnect with her local community soon after earning her... Read more

Dear fellow SCL'ers,

Recently one of our members, Ryan Poole, sustainability leader at DPR, has been facing some personal challenges. His wife is 35 weeks pregnant and was diagnosed with a brain tumor. They have moved across country - from Colorado to South Carolina - to be closer to thier parents and their support system, but they can... Read more

Welcome to the quiz portion of Choosing Insulation: High-Performance Roof Assemblies and Retrofits – Unit 4.

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


1. Explain the industry trajectory of healthier alternatives to foam insulation.
2. Describe the nuances of insulation... Read more

I'm sure may are familiar with Aqua in Chicago, and Joe Lstiburek's article on thermal bridging. (https://buildingscience.com/documents/insights/bsi062-thermal-bridges-redux) We have similar problem with a project that is a residential highrise building, concrete structure. Here is my questions. Will energy simulation be able to pick up the... Read more

How much will it cost to achieve LEED v4 certification?

“We’d love a green building, but can we afford it?”

“We’re required to be LEED Silver, but we’re not sure how to get there under the new rating system.”

“Sure, we’re interested in LEED, as long as it doesn’t cost extra.”

LEED v4 and cost uncertainty

With... Read more

I am wanting to take the pulse of this group on behalf of a manufacturer who has asked us a similar question.

The company in question makes wood products and has had FSC CoC for over a decade. Recently, they are encountering issues with sourcing FSC for about 50% of the wood species they offer. There just aren't FSC sources available.... Read more

Hi folks,

The team at Open Architecture Collaborative Canada (website under construction) are developing a remote learning experience to address the lack of meaningful practice of design for social impact in the built environment-related design and planning fields. They’ve together a pretty detailed survey to help guide the development... Read more

This is something I have been tracking since last year. The same or similar bill was introduced in 2022 but failed by one vote. This would mandate carbon reporting for any company with revenue of $1B or more AND which does business in California. Unlike the upcoming SEC reporting requirements, this would apply to both private and public... Read more

I am thrilled to announce that our own supreme Green Guru has been elevated to the College of Fellows!  Congratulations Pauline!

Announcements are being made today so don't be shy folks - please share the good news here.

Are your clients asking you about wellness? You’re not alone. Healthy interiors and wellbeing are the trending buzzwords of sustainable design. Lighting design for circadian rhythm and water filtration methods might be on the... Read more

Like everyone we’re struggling with the tight labor market. We’re not looking to poach. What we have found previously are individuals that have a passion for high-performance buildings but aren’t working on them in their current role for one reason or another.

Openings include:

Project Manager              3-5 years’ experience on... Read more