Welcome to the quiz portion of When Passive House Goes Big!

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


Evaluate the main barriers to achieving the Passive House Standard on a large, urban project.

Identify design strategies for successfully and cost-effectively achieving the... Read more

Hi Everyone,

Who has worked on a SITES certification and can share the approximate hours involved for administering and completing documentation? A relative sense of the effort compared to LEED would also be helpful, similar to the thread about WELL on this same subject. 

Appreciate any insight. Thanks! -Hilary

Anyone have experience with electric boilers? I think in cold climates it's perhaps the first thought when trying to reduce scope 1 emissions in an HVAC application that would have historically used gas-fired boilers... but it seems like they're only an incremental improvement compared to heat pumps / geothermal / VRF type solutions. We haven't... Read more

In the run-up to Earth Day 2023, we're trying something new at VMDO: Full, public transparency on everything we know about how our portfolio is performing (or how we anticipate it performing). Here's a link to all of the details on our sixth year of reporting to the 2030 Commitment and more: https://www.vmdo.com/radical-transparency-commitment-... Read more

Thank you to everyone who signed on to the Materials Pledge letter.  It was officially released on April 15th with 56 signatory firms.  The Materials Pledge will soon have a new home online and a way to continuously add more signatory firms.  I'm keeping a list for now and there are already four more firms who want to join.  I will let everyone... Read more

Exterior shade or screening devices are generally much more effective at reducing solar heat gain than their interior counterparts.

BuildingGreen-Approved Shading

BuildingGreen approves exterior window and glazing attachments that reduce solar heat gain and glare or redirect daylight, providing important energy benefits while... Read more

Please share this info with any contacts you have that you think would be a good candidate for our Design Performance Coordinator position -- Thanks!

Design Performance Coordinator in San Antonio

Hi everyone, 

We’re happy to officially announce some big news you might have heard about on our monthly calls: as we wrap up 2024, we will be transitioning to a new platform for our Peer Networks Hub! 

Instead of finding the forums, member directory, and all other Peer Network resources on BuildingGreen.com, you will be able to... Read more

Hi all - I can't remember this topic being posted recently so here goes. With fossil fuel free finally being something our clients are increasingly wanting to know about, we are stuck on diesel generators. They have several advantages including: cost, inherent refillability from a truck, reliability, and are the market standard. In initial... Read more

Hi everyone,

We’re excited to announce that registration for our Summer 2024 Sustainable Design Leaders Summit is now open! Join us from July 15th-17th at IslandWood on Bainbridge Island, a beloved location where we’ve hosted Summits multiple times before. Register early to save your seat, and feel free to reach out to me with any... Read more

Greetings Gurus!

For those who missed it - last year we had a blast enjoying all of the brave souls who shared their awesome talents with us all - what could be better than to start the new year with friends and fun!?!

(See links below for last year's program)

If you are willing to perform again - that's great! (just cause... Read more

Welcome! We are updating our popular WELL Study Guide and Practice Exams to reflect IWBI's new WELL v2 exam, and expect the new materials to be available for you by mid JUNE 2022. Please watch your email for the announcement and check back!

The v2 version is a substantial change from... 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

Happy new year everyone!

My name is Vandita Mudgal, I am the first ever 'Sustainability Engineer (district)' for Hensel Phelps N. California district (covers Nor Cal and Pacific NW). As mentioned, this is the first ever sustainability position at Hensel Phelps, therefore I am developing a lot of processes and systems for our district... Read more

Hi all,

I just joined the SDL group and am grateful to have the opportunity to be a part of this awesome community! 

I have an exciting residential embodied carbon research opportunity to share…

Lake|Flato Architects is collaborating as an industry partner with the RE2 Lab and the Hamer Center for Community Design at Penn... Read more