SciencePhoto: CNNWorld's Largest Climate Talks Begin Amid Record Planetary Extremes
The world's biggest climate talks have started amid unprecedented planetary extremes and accelerating global heat accumulation. Reports highlight that October 2026 set a world record for hottest temperatures, with global temperatures rising 1.75°C above pre-industrial levels. The UN chief described this period as an 'age of climate extremes,' with El Niño contributing to record heat as COP31 opens.
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