Mass Timber Construction: An Economic Study of Supply, Best Use, and Implementation in three North American regions

This series unveils a macroeconomic study of building with mass timber in three U.S. regions; the Upper Midwest, Rocky Mountain Colorado, and the Southeast. 

Three companies - SCB Architects, LeMessurier, and Turner... Read more

I am excited to share with you the final draft of the letter back to LP50 manufacturers.  The LP50 manufacturers sent their “Closing the Loop on Product Transparency” to design firms earlier this year.  For more background information, please check out Chris Hellstern's original August 20th post on this Green Gurus forum.  When we posted the... Read more

I am thrilled to announce that our own supreme Green Guru has been elevated to the College of Fellows!  Congratulations Pauline!

Announcements are being made today so don't be shy folks - please share the good news here.

Jennifer is part of the Peer Networks team at BuildingGreen. Her Connections Catalyst role for the Sustainability Leaders networks includes events planning and bringing in new members.

Jennifer’s experience before BuildingGreen includes two years working with AmeriCorps Cape Cod on outdoor environmental projects; a year teaching... Read more

Welcome to the quiz portion of Building Re-Entry with Arc

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


1.  Explain the similarities and differences between LEED v4.1 O+M performance metrics and the Arc Re-Entry program.

2.  Understand how Arc Re-Entry contributes to an iterative re-... Read more

Like everyone we’re struggling with the tight labor market. We’re not looking to poach. What we have found previously are individuals that have a passion for high-performance buildings but aren’t working on them in their current role for one reason or another.

Openings include:

Project Manager              3-5 years’ experience on... Read more

I think they look great - thanks to BuildingGreen for setting this up!  A few comments/questions:

Hi friends! Despite thinking I had joined this forum on Day 1 - I hadn't! Just a quick hello and great to join you all. For anyone I don't yet know - my key focus through Sustainable Performance Institute is in helping companies institutionalize sustainability in their culture, systems and processes and helping them embark on a path of... Read more

Medium-density fiberboard (MDF), particleboard, and interior-grade plywood can emit formaldehyde, a known human carcinogen. Some materials  come from non-sustainable sources.

BuildingGreen-Approved Panels

Products meet California Air Resources Board (CARB) ultra-low emitting formaldehyde (ULEF) or no-added-... Read more

Hi - I'm wondering if you have recommendations for a web/mobile app for occupants to self-assess comfort at regular intervals. I've downloaded comfy, but it wants to actually DO something about thermal discomfort by alerting discomfort and connecting, I believe, to the BMS. We just want to collect information at this point. And since I'm a... Read more

Are you or companies considering joining RE100? http://there100.org/going-100

"Companies joining RE100 make a global, public commitment to 100% renewable electricity.

To achieve this goal, they must match 100% of the electricity used across their global operations with electricity produced from renewable sources – biomass (... Read more

Practitioners interested in reducing the embodied carbon of buildings are likely now used to considering the impact of different materials, like mass timber or low-carbon concrete. Low-carbon construction, however, may be less familiar. 

Contractors are just... Read more

I'm advising a nonprofit organization (the Retreat Farm) on whose board I sit that is renovating a large, 8,000 sf, 19th Century barn into a large community meeting space and wedding venue. We are looking for a source of either folding or stacking chairs that are durable, low-maintenance, and environmentally responsible. We may be seeking... Read more

Hi! Over the last 10 years, the firm where I work in Boston has predominately designed housing & senior living projects in the the Boston Metro region, with the occassional project in NH, CT, RI, and NY. We have built projects as far south at DC, but never designed anything to my knowledge in California in our 55 years of operation. A... Read more

Hello Green Gurus,

Here is the information for this month's first Peer Networks Webinar, Previewing the WELL Equity Rating: a roadmap for advancing DEI. So sorry for the short notice - we had a pileup of tech issues and time off. We hope you can still join us!

Register HERE.

Previewing the WELL Equity Rating: a roadmap for... Read more

Welcome to the quiz portion of Mind the Gaps: Making Existing Buildings More Airtight!

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


Identify key performance problems related to leaky building enclosures.

Examine the benefits of making existing buildings more airtight, such as... Read more

I am looking for a Mechanical Engineering firm in New York state who works in mid-sized commercial (ideally hospitality or multifamily experience) and who has experience with geothermal GSHP systems.

Hi all, 

Thank you again to those of you who attended the Spring 2024 SCL Summit! We had an amazing day of learning from one another, including from our presenters.

The slides for the 5-minute presentations are below, as well as the BuildingGreen slides from the Summit. Please be aware that we have permission from all of the... Read more