Just had a contractor call who said they had a university client interested in using natural-gas-fed fuel cells as an alternative to grid power in some applications.  They were interested in an intermediate scale: 300kW.

Anyone with any experience with these devices? 

So every year about this time I get to spend many lovely moments with our AIA 2030 Reporting data. In order to make the data useful the CBECS baselines/National baselines aren't great in telling us how we did.

For about half our 15 projects that we report in the average year - performing arts, convention, data science schools, etc - a... Read more

Hi everyone,

Remember the thread on here from last fall that “broke the internet?” We have some progress to share and a chance for members to re-engage. A core team has been meeting to compare project process diagrams and challenges. They will share examples from their firms, along with learnings and best practices, on Wednesday, March 6... Read more

Hi SD Leaders: I wanted you to know about a terrific initiative that is part of the Project Drawdown effort called Project Drawdown Ecochallenge. The Project Drawdown EcoChallenge is a fun and social way to learn about and take action on the 100 most substantive solutions to global warming. 
Drawdown EcoChallenge provides tools and... Read more

I am looking for a healthy and safe mold preventative product to use on wood construction to prevent mold growth as this full wood building (truss, framing, exterior sheathing) will be exposed to moisture via the elements until the roof gets put on in earlywinter.

Please share your feedback, thus far we have found what looks like a lot... Read more

Hello! We are currently working on an LBC Petal project pursuing the Materials Petal. Does anyone know whether H1 lubricants are inherently Red List Free given they are food grade lubricants? We are trying to figure out whether NSF H1 registered lubricants need ingredient reporting or whether the NSF registration works similar to Delcare, RoHS... Read more

Entegrity is advertising for two positions for Certification experts, one in Little Rock, AR and the other remote. If you know anyone looking for a change send them my way.

https://entegritypartners.com/careers/

Welcome to the quiz portion of Embracing the Economy as a Design Challenge!

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


Understand the ways that architects, community developers and others are experimenting with new financial models to support progressive design.

Approach... Read more

What is the status of the roof insulation market regarding non-halogen containing polyiso boards? I know GAF and Atlas still have them. I thought JM had them as well, but seems to have taken them off the menu. Are there performance issues?

Hello Sustainability Leaders!

It’s been almost a month since we met in NYC for our Regional Mini-Summit! I’m pretty sure time moves faster when the seasons are changing! I hope the fall is treating you all well.

We have completed our Post-Summit Report, and would like to share with you all. Click here to view the report.

... Read more

This is deep nerdy stuff, so don't say you haven't been warned.  ASHRAE has opened the first public review to its net zero standard (228).  Here's the blurb:

Standard Method for Evaluating Zero Net Energy and Zero Net Carbon Building Performance ASHRAE Standard 228-202x sets requirements for evaluating whether a building or group of... Read more

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

Can anyone point me to a (dream?) resource listing effective R-values of various wall assemblies?  We are trying to find a cost-effective R-40 wall assembly for a one and two story public middle school targeting net zero energy in Oregon.  Referencing Seonhee's "thermal bridging" thread in late April, I used Therm's native drawing feature, but... Read more

At the recent All Networks Workshop in Seattle, I listened with interest to some conversation about including sustainability goals, KPI's, critical materials lists, and other related topics on a G-sheet in the drawing set.  This is something I had not previously considered, but would like to learn more about. 

If you work for a design... Read more