Does Rishi Sunak care about climate change?

Rishi Sunak and now former government minister Lord Zac Goldsmith have a war of words over why Goldsmith resigned this morning. Sunak says its because of the latest Privileges Committee report. Goldsmith says it's because Sunak and his government are not serious about climate change. It comes in a week where it's been announced that this June has been the hottest ever, and the head of the Climate Change Committee, Lord Deben, questions how serious the Conservative government are about sticking to net zero policies. Does Rishi Sunak not care about climate change? We speak to Lord Deben himself, Ed Conway, Economics Editor at Sky News, and Lara Spirit of The Times.