The year 2023 is officially the warmest year on record — and by an alarming margin. That’s according to the latest data from the European Union’s Copernicus Climate Change Service. Earth was 1.48 degrees Celsius hotter last year compared with pre-industrial levels, dangerously close to the 1.5-degree threshold flagged in the Paris climate deal. Host Carolyn Beeler speaks with Samantha Burgess, one of the report’s authors.