Planet-warming greenhouse gas emissions kept rising in 2025 and country pledges to cut them are nowhere near where they need to be to avoid catastrophic climate change, but there were silver linings too.

The world is decarbonizing faster than was expected ten years ago and investment into the clean energy transition, including everything from wind and solar to batteries and grids, is expected to have reached a new record of $2.2 trillion globally in 2025, according to research by the Energy and Climate Intelligence Unit, a London non-profit.