Hello all,

Could any of you point me out to recent studies showing the health impacts of plastic piping vs. copper piping? 

We have a project where NIRON or Aquatherm are proposed as a VE item in lieu of copper.  I know there is some studies showing PEX and PVC piping health impacts, but I can't seem to find anything on these 2... Read more

Recycled plastic paneling is an appropriate use for some of the various post-consumer plastic materials entering the waste stream—in particular, high-density polyethylene (HDPE) from milk and detergent bottles.

BuildingGreen-Approved Panels

BuildingGreen approves plastic paneling products with high recycled content—in some cases... Read more

Hi all,

Passing on a message from Julia Siple at AIA who is conducting a series of focus groups related to the AIA 2030 Commitment's DDx platform. You may have already received this from other channels but I thought I'd post here as well in case it got missed. They are looking for more participants in the morning and lunchtime (lunch... Read more

As announced in last week's SDL/SCL Winter Summit, I have been working with a group of regional AEC professionals, industry stakeholders, and the New Buildings Institute on two code proposals to the 2021 Seattle Building Code that limit the Global Warming Potential (GWP) of concrete & steel in buildings over 50,000 sf (see attached).  We ... Read more

Hello - I have met several of you virtually over the last couple years. My name is Megan Zack and I am excited to share that I have changed positions and will be the Cheif Sustainabilty Officer at Wight & Company. After spending the last 20 years working as an architect with a small percentage of my time dedicated to sustainabilty, I'll be... Read more

Is there a list of which number corresponds with each Best Practice? E.g. "03 Energy Audit & Planning."

Wellness is key to sustainable design. As more and more clients understand the value of healthy built environments, designers need to understand the various wellness rating systems available, and which would meet the project's goals and needs.

WELL and Fitwel have emerged as the two leading wellness rating systems,... Read more

So our last webinar effort flamed out with the overloaded internet, but we've regrouped and have the session scheduled for this Thursday 4/2 at 1:10.  We pre-recorded the webinar to make sure everything goes smoothly and I have to say that Mike is delivering some pretty fantastic content. It doesn't engage LCA tools, rather focusing on core... Read more

Posting for Kira Gould: 

Since his death on August 27, 2021, Lance Hosey has been missed by our community. We miss his voice and his vision -- as well as his collegiality and humor. Now, Columbia Graduate School of Architecture, Planning & Preservation announced the Lance Hosey Scholarship Fund to Make Things Better. We are pleased... Read more

Welcome to the quiz portion of Exterior Paints: Long-Term Protection and Environmental Tradeoffs.

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


1. List the primary differences between alkyd and latex paints and stains and between wood, concrete, and metal primers.
2. Explain... Read more

Hi folks! I had a blast at the Show + Tell Tuesday night of Greenbuild. Thanks to Payette for hosting, and to Arrowstreet for joining Payette and BuildingGreen as sponsors. What a great way to get a "tasting-menu" Greenbuild experience!

I also caught a couple of great sessions on Friday morning. Polling others, it seems that the... Read more

Hi all - I've heard from a few of you that you are interested in doing a book club or other internal education based on the Path to Zero Carbon. If you would like the word docs or pdfs of each of the 16 posts, let me konw and I'll send them to you.

I'd also like to know of those who are using it how it's going and what you're finding... Read more

Hi Green Friends - I hesitated to post on April Fools, but wanted to get the link out for folks to share with their netowrks    I'll be teaching a workshop at the Pacific Energy Center on May 11 on Electrification Retrofits of Exisitng Non-Residential Buildings.  I'll be bulidng on the great work our sub-committee led by Allison has been... Read more

Hi everyone, it was so great to meet some of you at the winter summit and finally connect names with faces!

We have a project that is targeting CalGreen Tier 2 and LEEDv4 Platinum.  Thought I'd reach out to see if anyone on this forum has found comparison guides between the two?  Looking for something similar to this CalGreen 2013 tier... Read more

If you don’t spend your “day-to-day” in the healthy materials space, it’s hard to create strategy and align your company to meet your customers' (what seems to be) ever-changing asks and project goals. This... Read more