We think fresh water supplies are endless, but this idealistic vision is clouded by the smoke of countless forest fires in the U.S. West and elsewhere. Instead of endless bounty, climate change is bringing us catastrophic droughts and flooding that now dominate the headlines and threaten entire regions.

This report covers innovative... Read more

I was recently asked if there is a way to quantify financially what one MT eCO2 might be worth in the context of a building owner reducing their own carbon emissions.  How do you put a dollar value on those reductions?  Does anyone have experience with that or can you point me to the correct resource to answer this question?

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We considering PV glazing for a project in SW Louisiana. Anyone have any successful PV glazing projects? Is this ready for primetime? 

Our firm was asked by a government client in Canada to update their specifications for concrete to capture low embodied carbon as a performance metric. From the SDL group's knowledge of concrete procurement:

Hello SDL friends,

It has been an amazing opportunity to collaborate with so many of you through this group or through my work with Tally, the USGBC, ILFI, and in my role as an environmental researcher at KieranTimberlake. This is not so much a goodbye as it is a "hope to see you soon." I am making a shift away from building design into... Read more

Hello All-

  We have a K-12 school project that is using a R-60 flat roof assembly as an energy & costing benchmark (along with other energy efficiency measures but this is the relevant detail to our question).  The project mechanical engineer is not onboard with a number of our energy conservation measures and has been sharing... Read more

Hi All, 

As I mentioned at the summit, I'd like to start a discussion thread on knowledge management, company Intranets, and limiting Information overload as it pertains to sustainability. Those who are interested can share thoughts and experiences via this thread and maybe we'll set up an occasional phone call.  

Here are the... Read more

Greetings to the Green Commons!

Those of you who attended Greenbuild may remember that during one of the keynotes, Ali Zaidi - White House National Climate Advisor, announced that the White House was developing a definition for "Zero Emissions Buildings" (here’s a [LINK] to a related Washington Post article). The draft language for the... Read more

Hi All,

I'm teaching a class this semester at CU Boulder on Zero Carbon Buildings and Cities (a new class that I'm making up as I go). The hardest part, I'm finding, is locating some good materials that cover the basics of energy efficiency for non-building engineers or designers (we are energy and sustainability generalists in this... Read more

Durability is the first priority for roofing membranes since interior repairs and replacement waste material, time, and money.

BuildingGreen-Approved Roofing Membranes

BuildingGreen approves:

Welcome to the quiz portion of Choosing Windows: Looking Through the Options.

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


1. Choose a frame material based on its structural characteristics, thermal insulation, durability, maintenance requirements, cost, and effects on the... Read more

Hello all,

Thank you so much for your work on the Contractor Commitment. In preparation for the Summit, we've pulled all of the sections together into one cohesive document. We would like to invite everyone in the SCL network to review and comment on this latest draft so that we can compile comments before Wednesday and make the most of... Read more

I have a request from an Architecture firm to do a Fitwel Core and Shell certification.  I don't do that type of thing - anybody out there interested in this type of work?

Respond here or just email at me annehicksharney@gmail.com.

We've got a great private (BG Communities/SD Leaders) webinar lined up for December. Register now to get it on your calendar. And let us know if you have suggestions or requests for future webinar topics!

Register here

Topic: Organizing Sustainability: knowledge management as the key to high performance

Description: Corey... Read more

I'm pleased to announce that the AIA Board of Directors has unanimously adopted the A&D Materials Pledge as the AIA Materials Pledge!!!!! The support of so many of you was a key factor in making it so easy for the AIA Board to adopt The Pledge. The Materials Pledge now has 90 signatory firms, including many of yours. Thank you all.  Now,... Read more

Building Green is the longest continuous running green building publication in the world. Its originator, West River Communications, was founded in 1985 as “a company that would translate technical information on energy efficiency and other environmental topics for the public and building... Read more