Following up on the Decarbonizing Existing Building: Envelope + MEP Solutions Integrative Design Jam, a cohort of us determined a "Decision Making Tree Toolkit" that begins to classify decisions into and "if/then" framework using region, market, climate, scale of intervention, and other factors would be useful in helping us collectively move... Read more

I have a client that is very interested in automated shades for a mid-rise multi-family housing project. Do you have any examples of projects that have attempted this? I assume it would involve occupancy sensors and/or an over-rideable default setting dependant on sun position and temperature. I also have an MEP Engineer team that is having a... Read more

Welcome to the quiz portion of Choosing Insulation: High-Performance Wall Assemblies – Unit 3.

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


1. Describe key environmental and performance factors for insulation materials.
2. Recount bottom-line insulation material... Read more

Hi SD Leaders,

As you may be aware, this past April a group of manufacturers calling themselves the Living Product 50 responded to the letters that many of us sent about five years ago advocating for transparency in their product ingredients.  A copy of that letter can be reviewed about midway through the page at this link:  https://... Read more

Hi everyone,

As part of our monthly SDLS call yesterday, we looked through the 2020 SD Leaders Winter Summit Report. To help paint an even fuller picture of what was covered at that summit, here are slides from many of the 5-minute presentations.

As a note: we have permission from these presenters to share their slides within the... Read more

Hi All, 

The rural concrete supplier that is used for most of our projects sources their fly ash from a nearby coal burning plant that is scheduled to be closed in the next two years. In anticipation of this, they are looking into alternative fly ash sources and SCM options and we'd like to provide suggestions.

Does anyone have... Read more

Hello SCL,

Our diligent Contractor's Commitment working group (led by the great Amanda Atkinson) have reviewed a massive amount of feedback and will soon be releasing an updated version of the program (CC 2.0). We will need a majority of the SCL membership to vote YES to adopt the updated version for 2023. 

In advance of the vote... Read more

I have reached out to the AIA staff members that I work with on the Energy Leadership Group (AIA ELG) to see about getting into the cycle of updating these standard documents.  Another member of the ELG, architect Kjell Anderson of LMN in Seattle, is interested in working with us on this effort, as he has started including Standard 209 language... Read more

An elevator system can account for 4%–10% of a building's electric energy load, without considering impacts on heating and cooling. Conventional finishes are also common.

BuildingGreen-Approved Systems

We approve the most efficient tension elevators from leading manufacturers, including models that incorporate:

All,

The current version of the program manual includes ID numbers for the best practices, as shown below. I know we want to keep a quick reference number or ID, but though it would be worth asking if we want to use the below, reorder them in some way, or use a different kind of ID. Opinions?

Thanks,
Jenny

--------... Read more

On our Contractor Coffee talk a few weeks ago, Emi LaFountain (Turner Construction) brought up the idea that there was a lot of blue stain wood that are being landfilled instead of used, and suggested that maybe the designers among us could find a way to turn ugly into beautiful.

I had never heard of this issue, but I was on a call the... Read more

We’ve reached the maximum capacity of our venue for the Show-and-Tell next Tuesday at Greenbuild in DC. We also have a full slate of great presentations lined up. Thank you, Perkins Eastman, for hosting!

RSVP is now closed—we're looking forward to a packed house and we won't be able to let folks in who are not on the list.

We can'... Read more

Upon completion of this course, participants will be able to:

Be aware of key dates in the history of the LEED rating system.

Have a clear understanding of the new impact areas present in the updated rating system.

Ascertain which types of new credits belong to which impact areas in the LEED v5 rating system.

Hi all,

We are designing a mass timber building and are closing in on selecting our mass timber supplier.  One supplier is offering FSC wood and the other is offering PEFC.  I don't know enough about PEFC to make a clear recommendation to the client about how it compares to FSC.  I understand that PEFC endorsed SFI, so that concerns me... Read more

Green Gurus,

Taking advantage of the good stuff that this pandemic is leaving us with, the Boston COTE has gone virtual for its meetings. That means that all of you around the country can join our great program.

Coming up next Wednesday at 2pm EDT (11am PDT, 1pm CDT) we'll have the always inspiring Andrea Love present along with... Read more

Hi folks -

I was contacted last week by the producer of the documentary that launches this Thursday, 12/10 - he is hoping to generate interest among folks across the environmental spectrum (which of course includes all of us!) so I am sharing his pitch below with you all. The subject of water scarcity and drought is only going to... Read more

Food waste is a major source of greenhouse gas emissions from landfills due to methane released during anaerobic decomposition.

BuildingGreen-Approved Composters

BuildingGreen approves in-vessel commercial composters, which require the smallest footprint and are most likely to be suitable for a densely populated area.

Why... Read more