Overview
- UN Secretary-General António Guterres warned that a temporary overshoot of 1.5C is now inevitable from the early 2030s without far faster action.
- The talks proceed without high-level U.S. participation after President Donald Trump moved to withdraw from the Paris Agreement again, with China and India’s leaders also absent from the leaders’ meeting.
- Many countries missed deadlines to submit updated 2035 climate plans, with only about a third of parties—roughly 60 nations—filing new NDCs so far.
- Analysts report renewable energy deployment accelerated in 2025, with renewables overtaking coal and wind and solar growth exceeding global electricity demand in the first half of the year.
- Host Brazil is prioritising adaptation metrics, predictable climate finance and protection of forests, seeking to operationalise past pledges and advance a Global Goal on Adaptation.