How the Interprovincial and Trans Mountain Pipelines Were Approved

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This presentation was given at Concordia University in the Department of History on April 1, 2022. This is part of my ongoing research on the environmental and social consequences of the construction and operation of long-distance oil pipelines in Canada from the mid-twentieth century to the 1990s. To learn more about this research project, visit

Featured Image: Construction of the Trans Mountain pipeline through Jasper National Park, 1952–3. Source: IP-2e-2-8, Glenbow Archives.
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Sean Kheraj

Associate Professor and Vice-Provost Academic at Toronto Metropolitan University
Sean Kheraj is a member of the executive committee of the Network in Canadian History and Environment. He's an associate professor in the Department of History and Vice-Provost Academic at Toronto Metropolitan University. His research and teaching focuses on environmental and Canadian history. He is also the host and producer of Nature's Past, NiCHE's audio podcast series and he blogs at

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