Sustainability now: GHG Protocol update—Scope 3 and more

A video of this podcast is available on YouTube, Spotify, or PwC’s website at viewpoint.pwc.com . In this episode, we explore the latest on potential GHG Protocol revisions, including revisiting proposed changes to the Scope 3 Standard and how key decisions are taking shape in the process. We discuss updates to organizational boundaries, materiality thresholds, and new scope 3 categories plus the potential implications of the newly released land sector and removals standard. In this episode, we discuss: 1:43 – Key updates on the Corporate Standard and Scope 3 Standard revision process 12:19 – The introduction of Category 16 (Other value chain emissions) and related challenges 17:09 – Minimum boundaries and expanding expectations for value chain emissions 21:15 – Scope 3 data quality, disaggregation, and disclosure proposals 26:01 – Scope 3 category 15 (Investments) and alignment with PCAF methodologies 30:21 – Clarifying scope 3 category 10 (Processing of sold products) and category 11 (Use of sold products) 36:21 – Actions and Markets Technical Working Group progress and “book and claim” concepts 39:11 – Newly-issued Land Sector and Removals Standard and implementation considerations 46:17 – Timeline and practical guidance for companies preparing for change For more on the GHG Protocol, see our publications: PwC shares feedback on GHG Protocol Scope 2 Guidance amendments GHG Protocol announces Scope 2 Public Consultation GHG Protocol publishes Land Sector and Removals Standard About our guest Colin Powell is PwC Canada’s Technical Net Zero Leader. His work focuses on GHG quantification, life cycle assessment across many impact categories, GHG target setting, and developing decarbonization strategies. He has supported companies in quantifying over 1 billion tonnes of GHG emissions and worked previously as a consultant supporting global clients to understand their GHG emissions and how they can decarbonize. Colin sits on the GHG Protocol’s Scope 3 Technical Working Group, helping to shape the revision of the global standards used to account for GHG emissions. Colin is also a Professional Engineer (Ontario) and holds a PhD in wastewater treatment modeling. About our host Heather Horn is the PwC National Office Sustainability and Thought Leader, responsible for developing our communications strategy and conveying firm positions on accounting, financial reporting, and sustainability matters. In addition, she is part of PwC’s global sustainability leadership team, developing interpretive guidance and consulting with companies as they transition from voluntary to mandatory sustainability reporting. She is also the engaging host of PwC’s accounting and reporting weekly podcast and quarterly webcast series. Transcripts available upon request for individuals who may need a disability-related accommodation. Please send requests to us_podcast@pwc.com . Did you enjoy this episode? Text us your thoughts and be sure to include the episode name.

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Sustainability now: GHG Protocol update—Scope 3 and more is an episode from PwC's accounting podcast by PwC.

This episode is 51:07 long.

This episode was published on Mar 19, 2026.

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