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Author: Kaitlin Schaaf

BSc (Hons) in Cellular, Molecular, and Microbial Biology from the University of Calgary, JD Candidate 2027 (University of Calgary).

The ICJ’s Advisory Opinion on Climate Reaches Canada: The Federal Court Opens Door to New Climate Claims

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On December 15, 2025

In Climate Change, International Law

By: Kaitlin Schaaf

Case Commented On: Lho’Imggin v Canada, 2025 FC 1586 (CanLII)

PDF Version: The ICJ’s Advisory Opinion on Climate Reaches Canada: The Federal Court Opens Door to New Climate Claims

In July 2025, the International Court of Justice (ICJ) released an Advisory Opinion (AO) on the Obligations of States in respect of Climate Change, [2025] ICJ Rep 456. As Professor Majekolagbe pointed out in their analysis, the AO affirmed that international climate change treaties create binding obligations on states and under customary international law, states have a duty to prevent significant harm to the climate system.

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The Mess We’re In: Insights from the 1st International Colloquium on Closure Liabilities in the Energy Sector

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On November 21, 2025

In Energy, Environmental, Oil & Gas

By: Kaitlin Schaaf, Kathy Cao, Jessica Farrell, Andrew Simmons, Emilia Yassiri, and Martin Olszynski

Matter Commented On: 1st International Colloquium on Closure Liabilities in the Energy Sector

PDF Version: The Mess We’re In: Insights from the 1st International Colloquium on Closure Liabilities in the Energy Sector

The 1st International Colloquium on Closure Liabilities in the Energy Sector was a recent three-day event organized by Professor Martin Olszynski, the current Chair in Energy, Resources and Sustainability, and hosted by the University of Calgary Faculty of Law with the support of the Public Interest Law Clinic (PILC) and the Canadian Institute for Resources Law (CIRL). From October 3 – October 5, 2025, the event brought together scholars and practitioners from Canada, the United States, Australia, and the United Kingdom to address the challenges associated with environmental liabilities in the energy sector.

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