In the wake of the 26th UN Climate Change Conference of the Parties, what does the fight for climate justice look like? In the first of our four-part post-COP26 series, former Minister of Environment and Climate Change, Catherine McKenna, and climate scientist and author Katharine Hayhoe talk about the outcomes of COP26, the future of climate advocacy, and Hayhoe’s new book, Saving Us: A Climate Scientist’s Case for Hope and Healing in a Divided World.