Bill McKibben

Global average air temperature will set a new annual record in 2023 or, failing that, in 2024.

Accurate ●●●●●
“Chances are growing that the air temperature will set a new record this year; if not, then almost certainly next.”
Said on
25 May 2023 · The Crucial Years newsletter, "Two Really Dumb Things We Might Be Able to Stop"
Source
Two Really Dumb Things We Might Be Able to Stop · The Crucial Years (Substack)
Should come true
2024
How sure they sounded
almost certainly
Categories
Climate
Importance
3 of 5 · Milestone in global warming record

Outcome

Accurate Happened 31 December 2023.

Copernicus confirmed 2023 as the warmest year on record (about 1.48°C above preindustrial), and 2024 then broke it again at about 1.55°C (WMO).

Evidence:

History
  • 2026-10-17 07:57:42 · created by claude
  • 2026-10-17 07:57:42 · categorized by claude
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