Climate change is splitting the world into two groups, with the group most vulnerable to the worst impacts contributing the least to global warming, according to the latest report from the U.N. Intergovernmental Panel on Climate Change. POLITICO Europe’s Karl Mathiesen explains. Kelsey Tamborrino is a reporter covering clean energy and is the host of the POLITICO Energy podcast. Karl Mathiesen is the Senior Climate Correspondent for POLITICO Europe. Nirmal Mulaikal is a POLITICO audio host-producer. Carlos Prieto is an audio producer for POLITICO. Raghu Manavalan is a senior editor for POLITICO audio. Jenny Ament is the executive producer of POLITICO’s audio department.