Greg Calnago

Has anyone here performed circadian lighting studies for WELL using rhino/grasshopper (Lark Spectral Lighting)? 

It seems that Lark can only simulate circadian metrics for daylighting, and NOT electric lighting.  Can anyone shed some light on this?  pun intended :)

Are there any other tools out there that would enable us to... Read more

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All,

I'm sure a few of you attended our recent  webinar on the LEED v4.1 LCA webinar. In case you missed it, the recording is posted. We were stunned by the amount of engagement from the audience; we allotted 30 minutes for questions and I think it went even longer. The webinar recording should be a great starting point for anyone... Read more

We are looking into organics collection service in our corporate office in NYC. Is anyone else in this group composting at their corporate offices? I'm hoping to build a business case, so I'd like to highlight other firms in this group who are actively managing this process.

Chillers are part of larger systems that provide cooling in large commercial buildings.

BuildingGreen-Approved Water Chillers

Because there isn't a single relevant efficiency standard for chillers, approved products use innovations such as magnetic bearings, variable frequency drives, or other technologies that significantly... Read more

Hi all --

We have a national restaurant client who is looking to source furniture (indoor and outdoor) with a minimum of 40% recycled/salvaged content from a woman- and/or minority-owned company.  They have a strong preference for a company that partners with/participates in community outreach and/or mentoring programs.  They also have ... Read more

In trying to help a client write a case study on avoided carbon by using slag and flyash, I am having trouble finding a one for one equivalency that can be verified.

I have found for one pound of flyash, one pound of carbon is saved - but I can't verify that.

Appreciate the feedback!

Welcome to the quiz portion of The Cost of Comfort: Climate Change and Refrigerants!

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


Explain how refrigerants work, the energy challenges they present for design teams, and the opportunities for efficiency and building performance.

... Read more

Fellow Sages,

I was at an interesting lecture last night. Phil Bernstein (formerly of Autodesk, now at Yale) was speaking (in Lawrence, Kansas, at the U of Kansas) about AI and design/AEC ... you may know that he authored the 2022 book, Machine Learning, about AI and the AEC field. 

Phil has a very interesting posture about AI... Read more

CEUs are available for reading all the building-envelope product guides and primer. Click here to learn more and take the quiz.

Noise disrupts work, learning, and healing and can create stress and discomfort.

BuildingGreen-Approved Acoustic Insulation

We look for products with:

Hi SDLers,

We’re really looking forward to connecting with many of you in a few weeks for the Summer Summit. Those of you who have registered are now actively helping to set the agenda--as always, it will be filled with rich conversations and connections.

For a range of reasons--new patterns due to the pandemic, the economy, your... Read more

Hi folks,

Some of you have seen me do a 5-minute presentation on an initiative to divert urine from wastewater. That team is now developing a building-scale urine treatment technology with support from the National Science Foundation's Small Business Innovative Research (SBIR) award. 

In order to learn more about the sustainable... Read more

Hello, 

We are becoming involved with the design/construction of a new k-12 school that is intersted in entertaining geothermal. Does anyone have payback studies on geothermal?

Thanks!

Check out this new executive order. It is broad and includes a lot of items, but of interest to this group, there are some things in here that we pointed towards in our letter back from the beginning of the year, including 24/7 carbon-free electrical energy, a net-zero emissions portfolio by 2045 and net zero emissions from procurement... Read more

THIS WEBINAR PURCHASE AND REGISTRATION IS CLOSED.

Katrina Amaral
Timberdoodle Farm

Jacob Dunn
ZGF

Steve Rigdon
Yakama Forest Products

Jennifer Shakun
New England Forestry... Read more

We've gotten some requests recently, so it must be time to update our salary survey. For those didn't participate in the past, we last did one in 2015, and collected some really interesting data about compensation for SDLeaders.

Our first step in getting this started is to recruit a few volunteers who are interested enough in the data we... Read more

Hello Sustainable Construction Leaders, 

Mark your calendars! The next quarterly SCL call will be Wednesday, July 28th, 3pm ET (noon PT) and will focus on ESG.

Check in with three contractors at varying levels of development in their ESG programs. Julia Gisewite from Turner Construction, Jennifer Taranto from STO Building Group,... Read more