Ground- and water-source heat pumps move refrigerant or water through the ground or a body of water for use as a heat source (for indoor heating) or heat sink (for indoor cooling).

BuildingGreen-Approved Heat Pumps

BuildingGreen approves:

Hi folks,

Oregon’s ZERO Coalition is looking for responses to the question below on local policy for electrification, and I thought tapping this group would be helpful.

Are you aware of any local governments outside of Oregon that are promoting or enforcing electrification?

We've been doing some work gathering actual energy data on our recent projects. (In January we actually issued a report on 21 public buildings ). 

One of the biggest issues is getting access to the actual data - many clients don't want to share. 

Has anyone crafted proposal or contract language allowing/requiring design team... Read more

Hi everyone! LMN is embarking on a 17-part series to explore a more comprehensive carbon metric via summaries of various topics with lots of link. This dovetails with many other efforts in the industry and will reference all the best stuff that we are aware of...such as MEP 2040, SE 2050, CLF stuff, Epic tool, CARE tool, Arch 2030 publications... Read more

Hi everyone -
Some of you already have heard some or all of this news, but I thought I'd share today's press release with the whole group.
The headline is: 
SERA is VERY excited to announce that David Johnson, formerly the managing partner of Bill McDonough's San Francisco office, is now heading up SERA's bay area office.... Read more

Not to distract from Tanya's post, but we too have a new opening for a Sustainability Specialist in our Dallas office. If you know anyone...https://careers-pagethink.icims.com/jobs/1254/sustainability-specialist/job

Do you have the authority to start using only EVs in your renderings?  Let’s normalize and accelerate this change!

https://en.wikipedia.org/wiki/List_of_production_battery_electric_vehicles

Why are we showing gas cars in renderings of our green buildings?

Green Gurus -

I’m honored to be co-chairing, along with Caryn Brause FAIA, the ACSA/AIA Intersections Research conference at UMass Amherst October 2023.   The theme, "Material Economies," was developed with an eye for inclusivity for academics and practitioners alike, addressing critical emerging issues around architectural material... Read more

Welcome to the quiz portion of Getting Flame Retardants Out of Foam Insulation.

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


1. Summarize why and how flame retardants are used in foam insulation.
2. Elucidate the case for taking the chemicals out of foam insulation.
3.... Read more

Hi folks, 

We all need some more fun and now that we are all breathing better - let's do it!

WHAT is the "Lighter Side of Green" (LSG) ?

You all are rockstars in the Green world, but what about your other talents? LSG is a show where we will highlight the artistic and comedic talents of our Green Building community!... Read more

Whether you’re attending Greenbuild 2024 or live near the Philadelphia area, join us for BuildingGreen’s annual Greenbuild Show & Tell! The event will take place from 6:30-9:00 pm on Tuesday, November 12th at Jacobs, with the first hour for socializing and the 5-minute presentations starting at 7:30pm. Light refreshments and beverages will... Read more

THIS WEBINAR PURCHASE AND REGISTRATION IS CLOSED.

Buildings aren’t garbage. But you wouldn’t know it by examining the way the AEC industry works. 

We typically design buildings for a single, limited purpose. We build them partly out of plastics that can’t be readily recycled. We choose diverse materials... Read more

For those who haven't heard yet, we've reached a critical milestone with the Contractor Commitment. 51% of the SCL network voted to approve the language of the current draft. That's the mark we needed to hit, so we can move forward with planning the launch! Thank you to all those who have worked tirelessly over the last two years developing... Read more

Green Gurus –

Clark Brockman brought to our attention an important and impactful opportunity to advance building decarbonization through the US Department of Energy’s proposed rulemaking around water heater efficiency, advancing adoption of heat pumps, while still providing exceptions (and efficiency targets) for electric or natural gas... Read more

Quiz body not needed for this auto-confirmation

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

Board insulation has good thermal performance ranging from about R-4 to R-8 and is used as an integral part of a building envelope’s continuous insulation system.

Because board insulation is used on the building exterior, it is not always subject to the same material health and emissions requirements as batt insulation used inside the... Read more