Hi, all.

Has anyone used Unicel's Timber Curtain Wall System? It uses engineered glulam wood mullions on the inside with aluminum mullion caps / butt joints. Has anyone gotten close to using it, but couldn't get it procured for a particular reason? They note up to 72% more energy efficienct than a conventional aluminum curtain wall and... Read more

Hi All,

I've been signed up to give a Green Building Rating Systems overview presentation to Clean Energy Interns this summer.  I thought I'd reach out and see if anyone has an updated overview presentation like this already pulled together that they'd be willing to share. It's been a while since I've given a presenation on this topic. ... Read more

Hi All,

I wanted to share an exciting opportinity with this esteemed group: Placetailor is seeking out a Mechanical Engineer to add to their growing team. They are located in Boston, MA and focus on Passive House, Low-energy Design, and they have for two years running meet the tenets of the AIA 2030 Commitment! This is an exciting place... Read more

Greetings, Green Gurus!  As many of you know, I teach a course at the University of Pennsylvania's Graduate School of Architecture, and one of my former students has just graduated from their and MS in Design - Environmental Building Design program.  She is looking for employment at a firm that has a focus on sustainability.  Unfortunately we... 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

Welcome to the quiz portion of What Makes a Product Green Today?

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


Mary Ann Lazarus

Welcome to the quiz portion of LEED 2009: The Missing Manual.

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


1. Stay abreast of changes to LEED NC-2009.
2. Understand the more ambiguous aspects of LEED NC-2009.
3. Explain key interpretations of LEED NC-2009.
4.... Read more

Hi All -

With the holidays coming up and budgeting for 2023 - do we have any information on when and where a mini summit will be?  I heard rumors of Arizona?  Hoping to come but need the info as soon as I can.

Hi All,

I introduced BE+ CONNECTS at the Greenbuild Show & Tell and I wanted to follow-up. For those who weren't there, we've tried to create a solution to people asking, “I want to build Net Zero and I don’t know who to call….”

Check out 5 Thinks to know about BE+ CONNECTS here: https://mailchi.mp/builtenvironmentplus/... Read more

MSA has issued a safety advisory because they have received field reports that their green colored MSA V-Gard Protective Caps are cracking. Please share this with your safety staff if they do not already know. Let's keep everyone safe!

Virgin materials can come with major environmental impacts from mining, petroleum extraction, or irresponsible logging practices.

BuildingGreen-Approved Site Furnishings

All approved products contain some post-consumer recycled content, with several boasting 90%–100% overall recycled material. Wood products are responsibly sourced... Read more

Does anyone share the same feeling of stagnation? We are supposed to hit 80% pEUI reduction now and working towards 90% mark, but I don’t see it happening for majority of our projects, even the “right” ones that we implemented integrative design process & iterative energy modeling. I am wondering whether anyone would be willing to share... Read more

World: There is no way we can shut down in order to lower emissions, slow climate change and protect the environment.

Mother Nature: Here's a virus. Practice.

Who is measuring the positive environmental impact our actions are having on the environment? 

For example, there have been reductions in air pollution. If the... Read more

Greetings Sustainable Construction Leaders,

As we begin closing out 2021, we wanted to give you a quick update that the next SCL Salary Survey will be coming to you in early January! The BuildingGreen team and SCL Steering Group have been busy this past month polishing up the questions for this anonymous survey.

A reminder of the... 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

Hey everyone,

This is a quick note to say I am retiring at the end of this month and will be taking a hiatus from the SDL group. I will no longer be practicing architecture, but I will remain active in efforts to preserve the wonders of this world for future generations.   

To all my SDL sisters and brothers (I don't always sound... Read more