insert_link World 2023 set to be the hottest year on record, says UN As leaders from nearly 200 countries gather in Dubai for climate talks, further evidence that humanity isn't doing enough to avert a climate catastrophe. The World Meteorological Organization says it's "virtually certain" that 2023 will be the hottest year ever - as the world heats up at an unprecedented pace. Toni Waterman has more. todayDecember 1, 2023 14