The IPCC said the Gulf Stream System wouldn't collapse this century. New analysis suggests it could occur as early as 2025, if not in the coming decades, on our current trajectory. Shutdown of the Atlantic circulation system (Amoc) is one of the primary planetary boundaries which scientists agree we must never cross "At all costs".
“This would be a very, very large change. The Amoc has not been shut off for 12,000 years.” - Prof Ditlevsen, University of Copenhagen