Received answers from below questions from NIST Andy Persily

1. Is there a preferred bookends range of CO2 for both “optimal” energy and human performances?

Andy: No

2.Is the ASHRAE ventilation of 1000-1200 ppm average, probably not based on performance, suggesting current ventilation rate is sub-optimal with cognitive... Read more

Michael led Opsis through several workshops as we began our journey to create a more equitable and socially just workplace. Michael had a great sense of humor and a really kind manner. I feel deep gratitude for having known him and for the lasting impact he has had on our lives. I know others in this group also worked with Michael and would... Read more

Hello All,

Through a regional School of Architecture, our firm has been connected with a very intriguing startup that has been engineering a new rooftop wind energy technology. They are developing a system to economically capture the increased wind flows at the edges of commercial building rooftops. They have engineered this system,... Read more

Hi Folks - sorry for the late notice, but I just heard about this two days ago and needed to get confirmation that I could share the request with htis group.

The opportunity is for business leaders in energy, efficiency, construction and design (i.e. all of us!) -

As you know, the flow of the historic federal infrastructure and... Read more

In the Passive House session at the Winter Summit, I spoke about a Massachusetts DOER report that found that meeting the new energy code in MA (passive house or better in most cases) is cheaper for some building types than traditional construction. Some of you asked to see the report. It was a power point show. On page 34 of this slide deck... Read more

Facilitating Engagement and Collaboration in Virtual Meetings (or, Avoiding a Goat Rodeo with Many Awkward Silences*)

If you weren't already sitting in virtual meetings every day... We all are now. So how do we facilitate an online meeting in which everyone is focused, engaged, heard, collaborating and problem-solving in an efficient,... Read more

Ventilation fans, kitchen range hoods, and laboratory fume hoods can use significant amounts of energy from both the fan motor and from venting heated/cooled air out of the building—air that then has to be replaced and conditioned by energy-intensive HVAC systems.

BuildingGreen-Approved Ventilation Fans

BuildingGreen ventilation... Read more

Welcome to the quiz portion of Essential Playbook to Managing LEED Construction.

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


1.  Understand the transition from LEED BD+C or ID+C v4 to LEED v4.1, especially in regard to material-related credits.

2. Discern how to properly... Read more

Hi all - I wanted to see if anyone will be in the Chicago area for the upcoming ASHRAE conference (21-23rd) and is interested in an informal meet-up? Or if you aren't going but are already in the Chicago area? Let me know and I'll see if we can organize meet-up!

Andrea first became familiar with BuildingGreen in 2010 when she and her husband moved to Vermont and built their own passive house from the ground up. BuildingGreen’s president Nadav Malin heard about the project and asked if the staff could take a tour, and the rest is history. She joined the BuildingGreen team part-time in 2011 to work on... Read more

Hello Sustainable MEP Leaders!

I have an exciting announcement today, fall Peer Network events are now open for registration! You can see all the event details and register here!

Based on feedback we received from past events and the most recent surveys, we decided against doing one long week of events for this fall and instead... Read more

THIS WEBINAR PURCHASE AND REGISTRATION IS CLOSED.

Why is ESG relevant to building industry professionals? Many of us are accustomed to sustainability programs and reporting. In this one-hour deep dive, we tap leading ESG experts for answers to burning questions many of us in the industry have about the intersection between ESG goals and... Read more

Just an FYI that BG's web team is planning on attending your meeting at 1:00 EDT. We will need information on how to join since the info in the invite didn't work last time.

See you all then.

The AIA New Orleans 2030 Committee is running RISING21 this week, November 11th and 12th from 1:30-5:30pm ET. This is the second year of these sessions that aspire to advance awareness and knowledge around climate and access to affordable energy among practitioners from the AEC industry. We invite architects, MEP professionals, interior... Read more

Welcome to the quiz portion of Can We Replace Foam Insulation?

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


1. List four ways in which foam is environmentally problematic and provide four examples of foam replacements.
2. Discuss the industry's relationship with foam... Read more

We just had a planning call for the tour, and I’m more convinced than before that: a) we picked a great location for this year’s Winter Summit and b) you won’t want to miss this tour!

Alabama’s Gulf State Park got a big infusion of funds from the BP Oil Spill (that’s an interesting story in itself), and now has some amazing new... Read more