Keynote – Integrating ex-ante and ex-post evidence for effective learning in science and policy

Key messages:

• Model intercomparisons continue to deliver critical lines of evidence to understand the solution space and alternative pathways for reaching the climate goals.
• Our understanding of feasible pathways to net-zero emissions needs to be complemented by a sound understanding of what policies work on the ground and can bring about the change observed in models in the near-term.
• A sound understanding of climate policy needs to effectively integrate ex-ante and ex-post evidence. Such an integrated understanding should be.

Followed by a panel on Past, Present, Future – towards comprehensive policy analysis in the IPCC‘s 7th Assessment Report