"The man with one watch knows what time it is; the man with two is never sure."   --Segal's Law

We recently purchased two indoor air quality meters in the $200-$300 range and find that they never agree, not even close. I would like to find out what other people's experiences have been, and if they have tested affordable models that... Read more

Virgin materials can come with major environmental impacts from mining, petroleum extraction, or irresponsible logging practices.

BuildingGreen-Approved Site Furnishings

All approved products contain some post-consumer recycled content, with several boasting 90%–100% overall recycled material. Wood products are responsibly sourced... Read more

Hi all, 

You all know how much the Living Building Challenge and other ILFI programs have transformed the aspirations of our industry, right? This year ILFI has the privilege of being included in Washington's GiveBig campaign! For the next two days, you can help bring attention to the site, raise support and draw people to the page where... Read more

Hello, All!  We haven't run WBLCA on a project that may include electrochromic glazing before, and it's embodied carbon footprint is really high in comparison to a more traditional double or triple pane IGU (we thought it would be higher, but this is 3-4x higher).  The EPD we have from Sage Glass for their triple pane electrochromic lists a GWP... Read more

I have to admit that I wasn't particularly paying attention to LEED during Greenbuild, but anyone recall the "big announcement by USGBC" that LEED v4.1 is coming?

Article can be found @ Green Building Law Update by Stuart Kaplow and the title is "LEED v4.1 Announced by USGBC at Greenbuild."

https://www.greenbuildinglawupdate.com/... Read more

Friends,

Do you know someone early in their career who would love to work with me at BE+?  We are looking for someone with great graphic skills to take on our communications role.  Unfortunately Atelier Ten swooped my latest hire from me before she started. Clearly I'm a bit biased and think it's a great opportunity for someone with a... Read more

Our firm held off from signing the AIA Materials Pledge because it was perceived as a feel-good commitment to promise to have good intentions, with no tracking.  I was pleased to learn yesterday that reporting for signatories of the AIA Materials Pledge would "open" today (July 18) and close August 31, and would include mandatory reporting on... Read more

Good Morning everyone.  i just wanted to send Congratulations out to the new class of fellows, with a shout out to Jonathan Weiss, Paul Hutton, and Ramana Koti.

Well done Gentleman!

Jerelyn Wilson’s work with BuildingGreen started in 1985 as an owner and member of the Board of Directors. Since then, her evolving roles have included HR Director, Outreach Director, and currently CEO. She is responsible for working with mid-sized to large architecture firms to implement sustainability education, as well as professional... Read more

Welcome to the quiz portion of Choosing Insulation: High-Performance Wall Assemblies – Unit 3.

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


1. Describe key environmental and performance factors for insulation materials.
2. Recount bottom-line insulation material... Read more

Good HVAC instrumentation and control systems improve occupant comfort, save energy, and help prolong the lifespan of the equipment.

BuildingGreen-approved

Products approved by BuildingGreen include occupancy sensors, programmable thermostats, digital controllers, wireless systems, and other equipment that help monitor and control... Read more

Hey All,

Those of us in the electrification working group have been talking about the impending release of this new NREL tool, which provides hourly (TOU) GHG emissions forecasts for grid regions around the country. This will be a useful tool in evaluating the impacts of HVAC electrifcation, EV integration, load shifting, storage, etc. I... Read more

The sheer number of building product certifications and labels is overwhelming, and even those experienced with green labels can get exhausted trying to figure out which are relevant and which aren’t.

The confusion in the market over green labels can complicate efforts of both manufacturers and design professionals... Read more

As if you weren't worrying enough already, here's a little something that I ran across through monitoring activity on the American Society of Healthcare Engineers discussion boards:  https://www.id-hub.com/2018/10/17/hospital-plumbing-reservoir-resistance-interview-amy-mathers/, "Hospital Plumbing as a Reservoir for Resistance".  This is both a... Read more