Does anyone have any research studies they could share on the effect of construction/renovation noise and activity on employee productivity?  I'm trying to make a case for the measurable negative impacts of having ongoing renovation construction activity in an office environment.  Thanks!

For those of you who are close to CLT and mass timber, has the jump in US wood price also impacted the pricing of CLT on your projects, or viability of CLT compared to the cost of steel or concrete frame buildings?  

If anyone has price data comparing CLT today to pre-Covid pricing or any metric that would describe the percentage change... Read more

Welcome to the quiz portion of Making Your Own Electricity: Onsite Photovoltaic Systems.

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


1. Explain the difference between crystalline and thin-film photovoltaic technologies, and the uses of each.
2. Describe the ways in which PV... Read more

Both Z Smith and Lois Vitt Sale have been notified that they have been elected to the College of Fellows of the AIA, class of 2018.

Please join me in congratulating Z and Lois, and post here if you know of others who can now carry the FAIA label.

Well done guys!

Has anyone done a LEED Homes and a NGBS certification and have insight into the differences, challenges, etc between the two?

We have an environmentally-minded client who asked us to look into an alternative to the blue adhesive film that is typically used to seal uninstalled ducts for IAQ purposes. From a human health and waste perspective, they were hoping to find something that was both plastic-free and reusable. Has anyone tried out other options? I thought it was... Read more

I am new to the SAL and honored to be included. I'm Summer, managing partner at Ecoimpact Consulting. I manage a small staff of sustainability consultants who focus primarily on LEED project administration and documentation services. Day to day, I am working on implementation of the technical requirements of various LEED rating systems (in the... Read more

We're wrapping up a multi year project that went through multiple design changes, leaving us with a ton of material samples.  Does anyone know of a good place we could donate these samples to, to keep them out of the landfill.  I'm in the greater Seattle area.  Thank you for any suggestions.

Hey Everyone!

We are delighted to share a major milestone in our commitment to sustainable design. After two+ years of intensive research, refining, and internal application, NBBJ is thrilled to announce the external launch of ZeroGuide, an innovative tool for early-phase carbon estimation, now available to the entire AEC community!... Read more

Our Sustainable Construction Leaders peer network famously developed the Contractor's Commitment.

Famous because it is the industry's only agreed-upon framework for systematically addressing the environmental and social impacts of construction activity.

Famous because it now has 27 signatories, collectively accounting for $49... Read more

We had so much fun at our Contractor coffee talk that I reached out to our MEP friends to see if they would set up something similar.  And they have agreed to host a talk on Thursday December 2, at 1-2pm EST.  They will talk about decarbonizing buildings, on a schedule that keeps us under the 1.5° C limit and will also address strategies for... Read more

Join your peers and BuildingGreen February 22–26, 2021 for an all you can eat buffet week of networking, problem solving, and connecting with sustainability leaders within your industry and across the Peer Networks! During this week we will create a space for you to offer and receive support, exchange ideas and resources, and become stronger,... Read more

Hello, 

I am struggling with understanding if I should be using Annual Marginal Emission Factors (MEF) or Annual Average Emission Factors (AEF) for evaluating different building design decisions.

Everything I know is from this document. So as I understand it ... an individual building or retrofit is going to change the marginal... Read more

Hi All,

Attached are the meeting notes from the Carbon Group's 2/26/20 -- also in the PDF are the slides presented in the 2/26 meeting.

Before our next meeting in late March/early April, we are looking for input on the following topic related to tracking and reporting carbon:

Fellow SCLers,

This is a small ball item, but I recently had a conversation with a safety glove manufacturer called Traffi. They make PPE, but in particular they have a line of gloves that they promote as carbon neutral. Their organization's operations are offset with retired RECs, but one line of their gloves, LXT, is offset by a... Read more

Welcome to the quiz portion of LEED and WELL Product Labels: A Guide and Analysis!

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


Recognize product-related programs for LEED v4 BD+C, LEED v4.1 BD+C, WELL v1, and WELL v2 that contribute to the sustainability of projects and the health and... Read more

Untreated rainwater leaving a developed site is effectively a chemical spill, laden with pollutants that include oil, sediment, heavy metals, nitrogen, and phosphorous. The heat carried by stormwater is also harmful to fish and other aquatic organisms.

BuildingGreen-Approved Systems

We approve systems that: