Championing the
Changemakers
BuildingGreen champions the changemakers in sustainable design and building, with trusted insight, unparalleled education, and communities that are transforming the industry.
Log in to your profile
Image: Piranka
Quiz
Welcome to the quiz portion of How to Spot Greenwash--A BuildingGreen Webinar.
Learning Objectives
Upon completing this course, participants will be able to:
1. Understand the characteristics of quality standards and certifications to help screen out greenwash.
2. Recognize strengths and weaknesses of... Read more
Product Guide
CEUs are available for reading all the building-envelope product guides and primer. Click here to learn more and take the quiz.
Standard spray polyurethane foam (SPF) insulation is made using blowing agents with extremely high global warming potential (GWP), which can cancel out much of the potential energy savings from use over its life... Read more
Forum topic
I'm hoping someone knows the anser to this question. For the LEED ND certification the minimum requirement is "The LEED project should contain at least two habitable buildings and be no larger than 1500 acres." Does habitable mean buildings with dwelling units?
Forum topic
Was anyone else surprised to see ASHRAE 228-2023 using eGRID Subregions for both the Regional Electricity Source Energy Conversion Factor and Regional Electricity Greenhouse Gas Emission Factors? In the past I have used eGRID sub-regions but also State and local utility conversion factors depending on what energy or operational carbon story I... Read more
Forum topic
Dear all,
A mechanical engineer on a healthcare project we are working on has asked for help in dividing the ventilation calculations between ASHRAE Standards 170 and 62.1; can anyone here help shed some light on it?
"This is the first time I am working on LEED for a hospital and I am not sure how the template wants me to show... Read more
Forum topic
Hi all,
For your planning purposes for next year, here’s info on an in-person event coming up in 2024:
We are excited to announce that we will be hosting an all-peer-networks workshop for SMEPL, SDL, and SCL members at Miller Hull’s office in Seattle on July 15, 2024. We’re still working out the details, but given the recent... Read more
Forum topic
I see Kjell Anderson, Mary Ann Lazarus and Daniel Overbey as the Green Gurus on this list - if i missed anybody apologies.
Congrats all around folks!
https://www.usgbc.org/articles/gbci-announces-2018-leed-fellows
Forum topic
As I mentioned in my five-minute presentation this morning and then discussed a little more in the break-out on RELi that followed, the full RELi Rating System, in its current form, has now been posted online: http://anyflip.com/zyqc/mdir/
Unfortunately, this is only posted as a flipbook, currently (viewable online only), and isn't... Read more
Forum topic
Would anyone have an example LEED Homes v4 specification they would be willing to share? We are working on our first LEED Homes project, a midrise low income housing development here in Houston. We have a LEED Homes provider, but she will not provide the specifications, which seem to be quite different in requirements and submittals from our... Read more
Forum topic
Hi all -
I got this yesterday from Renew Oregon, a credible environmental NGO here in the state.
"A secretive special interest group has filed a petition at the Federal Energy Regulatory Commission (FERC) to take “net metering” rules away from states and make it a federal issue. Net metering is the program that allows homes and... Read more
Forum topic
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!
Forum topic
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!
Forum topic
In an effort to share expert knowledge on the topic of whole building LCA, we are continuing our expert guest webinar series, addressing the topic of steel on March 19th at 1PM EDT. Michael Gryniuk PE, with LeMessurier and SE 2050, will be joining us to share his strategies for reducing the embodied carbon of steel. This webinar is particularly... Read more
Forum topic
Hello SMEPers,
I’m hoping to crowd source some anecdotes for a guest lecture I’ll be giving at Yale’s architecture school. The topic is integrated design (especially between architects and engineers) and how it enables better sustainability outcomes.
John Boecker has this great story about how choosing a paint color with higher... Read more