This week, hazardous smoke spewing from hundreds of Canadian wildfires spread across much of Canada and the Northeast and Midwest United States. POLITICO’s Zi-Ann Lum breaks down the health risks of wildfire smoke exposure, the federal response from the U.S. and Canadian governments, and how climate change is playing a role in the situation. Plus, the U.S. and U.K. will start negotiating a critical minerals deal immediately to mitigate the impact of the Inflation Reduction Act.

Zi-Ann Lum covers Canadian federal politics and energy and environmental policy for POLITICO.

Josh Siegel is an energy reporter for POLITICO.

Nirmal Mulaikal is a POLITICO audio host-producer.

Annie Rees is a senior audio producer-host at POLITICO.

Jenny Ament is the executive producer of POLITICO’s audio department.

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What Canada’s worst wildfire season ever might mean for the U.S.