Hello,

This is not my area of expertise but our contactor has suggested central heat pump hot water (CHPHW) is $1m more expensive than gas fired domestic hot water for a 150 unit multi-family residential building in Massachusetts. The Building Decarbonization Practice Guide is extremely helpful but, from their comments, it is all coming... Read more

With extensive environmental science research background, Elene Drosos provides contemporary commentary on the current climate affairs. She contributes up-to-date trends and shifts in regulations in major green building issues such as LEED and natural disasters. Her passion is to strive for biophilic design where native landscapes can dominate... Read more

All - 

I know many of your firms do landscape design, and I wanted to make sure you were aware of a new and pretty impressive conceptual calculator to estimate the carbon impacts (emissions and sinks) of landscape design.  Developed by Pamela Conrad of CMG Landscape with grant support, Atelier 10 and an app developer, the tool allows you... Read more

Greetings Heat Pump Water Heater (HPWH) advocates!

We have an opportunity to advocate to the US DOE on behalf of HPWHs!

Geoff Wickes is an emerging technology product manager for NEEA (Northwest Energy Efficiency Alliance) currently focused entirely on HPWH technology, policy, and market adoption (and in full disclosure: also a... Read more

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

Welcome to the quiz portion of "Spec This, Not That: Avoiding Toxic Chemicals in Commercial Building Projects"!

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


Hello SCL,

We are getting back to our usual schedule of a pre-Greenbuild SCL Summit. We will be opening registration and announcing topics shortly. In the meantime, please pencil us into your calendar.

Date: September 25, 2023

Location: ZGF Architecture 600 14th St NW #800, Washington, DC 20005

Time: Soft start at... Read more

Welcome to the quiz portion of Why Post-Occupancy Review Is the Future of Design (And How It Can Serve You Now).

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


1. Explain the importance of post-occupancy evaluation (POE) for occupants and the opportunities in POE for architects.... Read more

Hi Everyone!

Does anyone have a good resource for whole-building embodied carbon benchmarks broken down by building use and building category (structure, foundation, envelope, interior)?

I know of CLF’s 2017 Benchmark Study (great resource!) and the One-Click LCA study on European Buildings but are there any others?  I know many... Read more

Hi SD Leaders: I'm hoping that you guys can be a great resource for a family member who teaches at Carnegie Mellon University, Professor Marvin Sirbu. Marvin teaches and does research in the Energy and Public Policy department and each year leads a class that takes on a challenging real-world problem to arrive at innovative solutions. This time... Read more

Hello Green Gurus!

Here is a [LINK] to an updated version of the letter, including all the signatories we had as of last Friday - thank you all!

This message is really geared for your firm's social media/communications team, so if you aren’t that person, please share this message with them! With that said, all of you (whether your... Read more

Sujatha Das of Haskell has put together a survey to help define the role of a Construction Company Sustainability Manager--I thought this is something many here might be willing to help with, and benefit from! 

Sujatha will share the results of the survey with those that participate assuming they provide the optional contact information... Read more

THIS WEBINAR PURCHASE AND REGISTRATION IS CLOSED.

Why high-performance assemblies? And why now? Today we demand better thermal performance from our building assemblies than ever. But higher performance... Read more

Carpet cushion may emit VOCs or contain halogenated flame retardants that can slough off in dust.

BuildingGreen-Approved Carpet Cushions

BuildingGreen approves carpet backing made from natural materials as well as synthetic commercial products that meet the Carpet and Rug  Institute’s Green Label standards.

... Read more

Hi all, we're looking for a West Coast Regional Sustainability Specialist if you know of anyone who might be interested! They would be part of our amazing firmwide Sustainability team, and could potentially be based out of LA, Costa Mesa, San Francisco, Oakland, or Seattle. Please reach out if you know of anyone who might be a good fit, I'm... Read more

Hello everyone,

We are far too often asked to include parking in our buildings (because why shouldn't the average family have 2.1 kids, .8 pets, and 3 cars) and it always grates on me that we are putting so many resources (natural and monetary) into something that is almost certainly single use and will need to be demolished in 30 years... Read more

Everyone agreed during last Friday's meeting that we want to call the site BITuser. The question, however, is what domain name should be used.

Whatever domain name is chosen, it will redirect to the actual site URL -- https://bituser.buildinggreen.com (similar to how LEEDuser.com redirects to https://leeduser.buildinggreen.com).

... Read more