The climate impact of weaning off Russian oil

As Europe and the G7 plan to phase out Russian oil, could this help or hurt the struggle for green energy? Joining the show to discuss this is US climate envoy John Kerry. Also on today's show: One of the world's top Russia historians and authors, Simon Sebag Montefiore; journalist Judith Warner. To learn more about how CNN protects listener privacy, visit cnn.com/privacy Learn more about your ad choices. Visit podcastchoices.com/adchoices