World Meteorological Organization (WMO) Secretary-General Celeste Saulo poses with the WMO's 2023 global climate report prior to a press conference in Geneva, on March 19, 2024. Global heat records were "smashed" last year, the UN confirmed, with 2023 rounding out the hottest decade on record, as heatwaves stalked oceans and glaciers suffered record ice loss. (Photo by Fabrice COFFRINI / AFP)