Why are wealthy countries failing developing nations?

A United Nations Environment Programme report warns that climate adaptation is not keeping pace with the growing human and economic costs of the climate crisis. It singles out wealthy countries, responsible for most carbon emissions, for failing to meet their financial pledges. Although billions of dollars have been earmarked at successive COP meetings to help developing nations build resilience, only a fraction has been paid out. Presenter Imran Khan examines the consequences with Sandrine Dixson-Decleve, Avantika Goswami and Danny Sriskandarajah.