The IPCC's Assessment Reports are the largest synthesis of scientific knowledge humanity has ever produced, on any topic.
And for a reason: this is about Earth, our habitat, the future of all.
Unsurprisingly, the illiberal German hard right yesterday proposed in parliament a decision to end Germany's participation in the IPCC.
Why? Because when facts don't fit your ideology, deny the facts.
Pdf here, Drucksache 21/4464:
https://dserver.bundestag.de/btd/21/044/2104464.pdf