Welcome to the quiz portion of Raze or Retrofit? Six Extraordinary Answers to an Everyday Question.

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


1. Understand how the embodied impacts of renovation compare to those for new construction.
2. Provide three reasons why building... Read more

Durability is the first priority for roofing membranes since interior repairs and replacement waste material, time, and money.

BuildingGreen-Approved Roofing Membranes

BuildingGreen approves:

Were we given any warning that LEED Online and USGBC.org would be down for a week?  

Greetings all, and welcome to all those who already introduced themselves!  My name is Steven Burke and I am a Sustainability Manager at Consigli Construction in Massachusetts.  We are East Coast only, but we have a few offices from DC up to Maine.  I’ve been helping Jenn and Nadav get this group up and running, and I’m relatively new to the... Read more

Is everyone else having trouble with a dysfunctionally slow LEED-Online today (i.e., worse than the usual incredibly slow performance)?

Just in time for Saturday Night!!

Get out the popcorn and put away Netflix!
For those who were unfortunate enough to miss this LIVE - you still get to watch the awesome talents of our community! 

You sadly miss out on the camaraderie, connection and wonderfullness of hanging out with everyone (not recorded!) but you do get... Read more

Has anyone done a LEED Homes and a NGBS certification and have insight into the differences, challenges, etc between the two?

Hi All:

Several of us have been meeting on a weekly basis to discuss LMN's Path to Zero Carbon Series. Each week we have a new facilitator who leads the discussion of a single post. We've had great discussions and are creating "Call to Action" items for each post to amplify the message..."It's not about the glory, it's about the ripples... Read more

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

Hello Sustainable Design Leaders!

Here at BuildingGreen we are excited and looking forward to creating a valuable and engaging online summit with you all for 2020!

You can Register HERE as well as review important information.

The Summit will happen throughout the week of July 13. The specific meeting times are: 

3:... Read more

A site license allows your entire organization to access and share the report, and to keep a copy in your library. The site license does not allow multiple users to earn CEUs. If multiple individuals in your organization would like to earn CEUs from this report, please ... Read more

Hi all,

We're doing some tool-related soul searching at WRNS and some folks here have raised Cove.Tool as a potentially interesting addition to our library. I'm looking for any insight you all can provide. Cove has come up various times, but curious if there's been any change for the better/worse in the past few years.

Do you use... Read more

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

As BuildingGreen’s Content & Data Wrangler, Fran is a spreadsheet and content-management wiz who:

Fran also compiles data submissions... Read more

This page contains our full User Agreement.

This Agreement sets forth the terms and conditions for your use of all webpages under both the BuildingGreen and LEEDuser names and domains, published by BuildingGreen, Inc. (collectively, the “Site”), including The BuildingGreen Report (formerly Environmental Building News) and BuildingGreen... Read more

Has anyone seen a comparison between IECC 2021 and previous versions of the energy code, including ASHRAE 2010? I'm curious how far ahead code buildings are relative to LEED v4.0, and how much the latest IECC raises the bar relative to the previous. I did a quick search for the LBNL and other studies that look at this, but didn't see anything... Read more

Welcome to the quiz portion of Making Windows Work Better.

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


1. Understand when window attachments may be used in lieu of window replacements.
2. Summarize why optimal management of heat loss and gain may require both interior and... Read more