Forum discussion

Design + Scope 3 emissions

Hi everyone - in doing a carbon footprint for our firm, does anyone know if buildings that we design as Architects considered scope 3 emissions, or are they beyond the boundary of emissions? LMN's buildings, despite best efforts, are cumulatively multiple orders of magnitude above our scope 1 and 2 emissions. We have never included these emissions but I've always wondered if there are guidelines that suggest we should. Do any of your firms include this?

Thanks!

Kjell

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Thu, 03/11/2021 - 18:34

We do not include our projects in the carbon offsets we purchase for our operations each year. Ultimately, we want to be truly carbon neutral including reducing and offsetting for all of our buildings, but those offsets would need to be part of each building's budget and likely never part of our annual offsetting. Mike Manzi RA, CSI, CDT, LEED BD+C Associate Principal he/him Bora Architecture & Interiors Working from home, please use email

Mon, 03/15/2021 - 14:07

Reporting scope 1 and 2 emissions does not require or allow for, the buildings we design. You are correct: your emissions would be skyhigh if you included projects, and it would be arduous to report that type of info. 

Mon, 12/20/2021 - 14:08

Hi all, Bringing back a post from earlier this year. In looking a at this document: https://ghgprotocol.org/standards/scope-3-standard it appears that a design firm could or should include operational and perhaps embodied carbon emissions from our buildings, including end of life in Scope 3. This is covered under: Category 10: Use of Sold Products (including goods and services sold for their expected lifetimes) Category 11: End of Life treatment of sold products @Natalie Terrill – you mentioned that Beck reports to CDP – are you asked or do you include building design operational or embodied emissions in your scope 3? I’m asking in part because Microsoft is asking us to report via CDP; also because if design firms are to be taken seriously as part of the fight on climate change we need to align with the generally accepted accounting protocols, and at least understand where we fit within them. Buildings designed by LMN in one year are 95%+ of our emissions. But since our buildings’ lifetimes are long, the impact of our buildings’ emissions in a given year are 99%+ of our emissions when projected over any length of time. Nearly all of our carbon reduction strategies are to reduce this 99% of our emissions. Our AIA Commitment reporting shows a 61% reduction in our projects’ projected energy use, and we have some internal measure that estimate carbon intensity reduction of around 75% in operations and 10-15% in embodied (though excluded several categories of embodied carbon for now) So we’d also like to take credit for what we are doing with this 99% piece of the pie. @Andree – I think we can use some standard methods to estimate the energy use emissions and embodied carbon emissions from our buildings so I don’t believe it would be too arduous once we agree on a good method. Any thoughts appreciated. I’m actually wondering if AIA has weighed in on this one yet…anyone know? -Kjell From: Andrée Iffrig <

Mon, 12/20/2021 - 19:39

Hi Kjell, Some feedback on how we approached this a few years ago. We include the following scope 3 categories in our footprint * Purchased goods and services * Capital goods * Waste generated in operations * Business travel * Employee commuting We did not include the use of sold products or end or life of sold products. The reasoning was that this would be part of the owners accounting and not the design firms. Our consultant in this work (Mike Stopka now at BuroHappold) concurred. We used the Quantis scope three evaluator … https://quantis-suite.com/Scope-3-Evaluator/ For us, the scope 3 was definitely the largest impact. The design documents that we produce for our clients are not part of this. They do nee4d to be accounted for, but that accounting is part of the building owner’s scope 3 footprint. [cid:image002.jpg@01D7F5A6.F8E989F0] That’s how we approached it. Hopefully that helps? Rand Rand​ Ekman , FAIA, LEED Fellow Chief Sustainability Officer Principal [HKS, Inc] 125 S Clark St, #1100, Chicago, IL 60603 +1 312 262 9750 | m +1 847 420 5577 | www.hksinc.com To send large files, please use my Thru dropbox From: K

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