Hello, 

I am struggling with understanding if I should be using Annual Marginal Emission Factors (MEF) or Annual Average Emission Factors (AEF) for evaluating different building design decisions.

Everything I know is from this document. So as I understand it ... an individual building or retrofit is going to change the marginal... Read more

The Post-Yost Experience

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No credit card required Peter Yost, relaxing after a long week's work.

Hello friends,

Anyone who will be attending NESEA's BuildingEnergy Boston conference next week is invited to an informal Green Gurus meetup! Stop by the Built Environment Plus booth (#4 on the map) at 6pm Monday (during the second half of the trade show reception) to say hi to some fellow Sustainability Leaders. SDL member Keihly Moore... Read more

Hello Green Gurus,

Here’s a reminder that our first Show & Tell for 2021 is happening next week! Monday, February 1st from 7-8pm ET and Tuesday, February 2nd from 4-5pm ET, come see your peers from all networks present for five minutes each on a variety of topics relating to their work.

This event is connected with the Summit-... Read more

Hi Sustainability Leaders,

(Note: this post was edited to correct Jen's affiliation and to add Rob Winstead.) Please join me and the BuildingGreen team in congratulating the Peer Network members of the USGBC 2023 Class of LEED Fellows!

Geoffrey Brock, IPS-Integrated Project Services, SCL

Heather DeGrella, Opsis... Read more

Hi Friends, 

I'm working on an SOP for construction waste management for LBC core and LBC materials petal projects and wanted to get your input on the comingled facility requirements. According to the guidelines, any waste that goes to a comingled facility must be a facility that has an average diversion rate of 80% or higher as a... Read more

We are looking into organics collection service in our corporate office in NYC. Is anyone else in this group composting at their corporate offices? I'm hoping to build a business case, so I'd like to highlight other firms in this group who are actively managing this process.

Fluid-applied flooring (FAF), or resinous flooring, is made from various hazardous chemicals that can be released into the building, especially during application.

BuildingGreen-Approved Flooring

BuildingGreen selects FAF that meets CARB emissions standards AND either contains recycled content or offers other positive... Read more

Hi all,

AGC is the biggest umbrella organization for general contractors in the states. To date, there has been practically no interaction between the SCL and AGC. In my mind, the SCL group is the most knowledgeable group of dedicated sustainability professionals out there; so is there a way that we can partner with AGC to collaborate ... Read more

Hi,

Are any of you attending this conference? Michelle and I are doing this low-carbon concrete/EC policy work and can't attend this conference on short notice - but if YOU are attending - we might ask a couple of small favors (collecting specific info from trade show etc)

AND/OR: if any of you have attended in the past - was it... Read more

Welcome to the quiz portion of Passive Solar Heating.

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


 

1. Explain the three classic approaches to passive solar.
2. Understand the relevance of passive solar today.
3. Describe some key elements of passive solar design.
... Read more

This would be a great place to share insights and reflections from the opening session. 

Hi all,

I wanted to reach out to fellow MEP energy modeling teams to assess everyone's experience with the new PCI calculation methodology in 2016. It was a substantial change in how we show savings on projects. Big changes can often come with un-intended consequences. I'm all for pushing to higher efficiency - just want to make sure we... Read more

We are attempting to use Tally on a couple projects and are wondering how others are using the tool in their design process. If any experienced users out there would be willing to have a brief phone conversation I would appreciate it. Thanks

Is everyone else having trouble with a dysfunctionally slow LEED-Online today (i.e., worse than the usual incredibly slow performance)?

Pumpy Nullifidian