Fact-check: have actuaries predicted that billions will die beyond 2 degrees?

Several environmentalist campaigners and commentators have recently stated that leading actuaries – the branch of the finance industry that estimates and prices catastrophic risks – have predicted that climate change beyond 2 degrees of warming (beyond pre-industrial levels) would lead to billions of dead, with climate tipping points and feedbacks playing a key role.


This is a companion discussion topic for the original entry at https://climatetippingpoints.info/2026/08/11/fact-check-have-actuaries-predicted-that-billions-will-die-beyond-2-degrees/