Reports coming in from around the world left no doubt. 2023 was the hottest year in recorded history. The Earth’s average temperature rose from the preindustrial average by 1.48 degrees Celsius (2.66 degrees Fahrenheit), perilously close to the 1.5 degrees Celsius mark drawn in the sands by scientists as the threshold not to cross. Scientists were at a loss to explain how the jump in temperature could be so much larger than…