This might be going down a rabbit hole, but in moving to California this year I noticed that "zero net energy" (ZNE) is the standard term, whereas "net zero energy" (NZE) was more common back east. The DOE's 2015 definition (below) uses "zero energy building" (ZEB), which to me implies a building uses no energy at all.

Regional... Read more

Welcome to the quiz portion of The PVC Debate: A Fresh Look

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


1. Catalog the history of PVC in the building industry.
2. Recount the connections between PVC and chlorine, dioxins, mercury, and vinyl chloride.
3. Explain the... Read more

Does anyone have an experience on recycling/reusing architectural glazing? We have a sizable glazing replacement project, and I am realizing how difficult it is to find a way to prevent the glazing from going into the landfill. So far, I have reached out to Terrazzo (aggregate) manufacturers, Glass Recycling Coalition, Architectural Glass... Read more

Apologize in advance if this has been posted before but we are trying to get manufacturers of stage curtains to give documentation that proves that the product does not have halogenated fire retardants. Manufacturers say they don't have them or concentrations are limited to 100ppm but they don't seem to have documentation to provide for it.... Read more

I opened IE11 (Internet Explorer 11) today, and saw a message indicating IE11 will be retired June 15th, 2022. While I have no personal attachment to IE11, it was the only internet browser I could consistantly get to open LEED Online credit templates on the actual website. 

Has anyone found another way to be able to fill out LEED credit... Read more

Hi Fellow GG: I just wanted to make sure everyone saw the great announcement from the White House yesterday about Code updates to address energy efficiency and resilience. It's great to see these kinds of initiatives that hopefully can continue for a few more years. So let's try to take advantage of them (said by someone who lives in Missouri... Read more

THIS WEBINAR PURCHASE AND REGISTRATION IS CLOSED.

In simpler times, our buildings were made primarily from local, natural substances like stone, wood, straw, and clay.

But lifestyles have changed dramatically since these were... Read more

Hi Shane and Dennis,

What return address should we use for BIT User forum notification emails?  Ben suggests something like no-reply@bit-user.org but whatever you like is fine.

Once you decide, please let us know who controls the domain name (e.g. bit-user.org or bitbuilding.org).  Ben will send them instructions for editing the... Read more

Concrete and other cementitious materials have both environmental advantages and disadvantages. As builders and designers, should we be looking for alternatives or embracing concrete over competing materials?

This special report takes a look at how these materials are made, presents the key environmental considerations relating to their... Read more

I am brushing up on current tools for local government greenhouse gas inventories and was wondering if any of you have used the EPA's Local Government Greenhouse Gas Inventory tool? Download the Local Greenhouse Gas Inventory Tool | US EPA 

Some of my immediate questions include: 

Is the EPA tool straightforward to use?

Are... 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

Products & Materials Specialist Brent Ehrlich excels at deep, unbiased, and nuanced technical research on the health and environmental impacts of green building products and materials. Some areas of focus include:

product and material constituents, including their risks

product certifications

third-party product... Read more

Ali Flynn and Alejandra Arce Gomez are planning a breakout meeting for the Waste Managment Group for all interested. 

Please fill out the doodle poll below so that we can find a good time:

https://doodle.com/poll/qxd4zxrw9xzrxwc6

Ali and Alejandra have drafted an updated version of the Commitment for Waste (attached) after... Read more

Hi everyone,

Since I know we have a lot of talented people in this group, I'd like to reach out to those of you based in Los Angeles and see if anyone is interested in talking at an upcoming Living Building Challenge collaborative event.  The topic of the meeting is "Selecting Healthy Materials 101: From the perspectives of... Read more

Hello Sustainable Advising Leaders!

We have another call coming up next Tuesday, March 17th at 1pm Eastern Time. Here is an agenda, Zoom call information is below.

We'll dive into getting to know each other better and also talk about the best path forward for this group.

Hope you can join us!

Jen

Join Zoom... Read more

Hi SCL, 

Just thought I would share an interesting piece from Construction Dive about a lack of guidance on when to halt work due to bad air quality--from wildfires or otherwise. A few SCL companies are mentioned here as having their own policies, but I was pretty shocked to learn that this isn't required by OSHA. 

https://www.... Read more

Mary Ann Lazarus

Hello Green Gurus,

We’re happy to see the first round of summit registrations rolling in! We’ve had lots of questions about specific topics for the sessions. As usual, the agenda will be based on topics that are top of mind for you.

Whether you are already registered or not, please fill out the Pre Summit-Palooza Survey to help us... Read more