Hey SDL,

I'm curious if anybody out there has developed specification language requiring a certain level of airtightness (as assessed via one or a series of blower door tests) for a commercial project when it is not going for a Passive House certification and a blower door test is not required by code--basically, something in the... Read more

Welcome to the quiz portion of Eight Tips for Passing the LEED v4 AP BD+C Exam.

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


1. List important tables and calculations from the reference guide.
2. Explain what's pertinent about credit options and documentation.
3. Detail... Read more

Team,

Many of you saw this from BlackRock.

https://www.blackrock.com/corporate/investor-relations/larry-fink-ceo-letter

SOM, starting with London office, is drafting a letter to our MEP consultants, demanding and holding them accountable for climate change as a preference on consultants selection.

Best,
LL 

Dear SD Leaders: The comment period closes January 31st on  NCA Volume II Climate Change Impacts, Risks, and Adaptation in the United States.

It's important to have the design communities perspective on these critical issues. I hope you can take a look and submit your comments before the deadline.

Details here: https://www.... Read more

I was wondering if any of you have experience with integrated PVs and/or solar glass. If so, can you could recommend manufactures for each? We are working on a multistory freestanding building in an urban site for a mid-Atlantic city. Because our site and roof area are limited we are looking to maximized the areas where we can generate power.... Read more

Thanks to SERA especially David, Kira and Clark for an inspirational conversation with Paul Hawken about his latest book. I know I needed a positive perspective! Then I found this great "Regeneration Anthem" song and had to share.

https://regeneration.org/news/210915-we-can-change-world-regeneration-an...

Happy Fall to all.

Hi all,

We have a newly constructed, core/shell project having some hot water issues in the core restrooms.

There is a 0.35 Toto lav installed throughout. The hot water heaters are adjacent on each floor, located in the janitor closets. We did the math, and there could be a gallon of water standing and cooling in the pipe between... Read more

A brief non-technical rant about OneClick LCA - from someone who is not actually USING the tool, but lobbying for its access.  Wondering if you all have better intel, or if it is just me.

We are working on a number of projects for which te teams are using OneClick LCA - for some cases it has a better international data set than others. ... Read more

Hi everyone! Our sister company, Flatiron, is a heavy civil/infrastructure contractor based out of Broomfield, CO. Their sustainability team is on the hunt for a Circular Economy Manager. Our companies recently announced exciting public ESG and climate commitments, including several related to waste reduction, life cycle assessments, and more... Read more

Cabinets are often made from unsustainable wood bound with adhesives that offgas formaldehyde and finishes that have high emissions or contain PVC.

BuildingGreen-Approved Cabinetry

Approved residential cabinetry has:

We have an MEP engineer that is calculating peak loads at about 6 times passive house levels on a large commercial building that is at or near passive house levels of insulation and air infiltration. We suspect one reason is that he is figuring a 50% efficiency level for the ERV. We are showing him ERV systems with 80-90% efficiency, but they... Read more

Hi Everyone.  Hope you and your families are all healthy and safe.

We are starting to figure out how we are going to implement the Contractors Commitment at my company, and we're using the opportunity to simultaneously set corporate wide and jobsite metrics and goals for sustainability tracking.

Each year we issue a sustainability... Read more

Dear SDL: Thanks to all who have already given their support to the AIA Resolution on Urgent and Sustained Climate Action. We're into the final push of getting out the vote to pass the resolution next Wednesday, June 5th afternoon in Las Vegas. This requires 2/3s of the voting delegates to pass. So we're asking anyone who 1) is attending as a... 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

Welcome to the quiz portion of How to Spot Greenwash--A BuildingGreen Webinar.

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


1. Understand the characteristics of quality standards and certifications to help screen out greenwash.
2. Recognize strengths and weaknesses of... Read more