A key theme at the World Economic Forum in Davos is climate change. Julia speaks with UN Secretary General Antonio Guterres about global efforts to tackle the crisis.\xa0\n\nAlso on today's show: Spain Prime Minister Pedro S\xe1nchez.\xa0\nTo learn more about how CNN protects listener privacy, visit cnn.com/privacy\nLearn more about your ad choices. Visit megaphone.fm/adchoices