Overview

• Organizers say this year features more than 1,000 events and a record number of companies, up from about 900 last year.
• Participants and organizers frame the surge as a response to the Trump administration’s pro‑fossil agenda, with subnational leaders and businesses accelerating efforts.
• The U.N. General Assembly will host a climate session on Wednesday for new national targets, but the United States and the European Union are not expected to announce updates.
• China and Brazil are taking a more active role ahead of COP30, and climate sources say China’s updated plan could arrive soon but may disappoint on ambition.
• Market signals are mixed: Climeworks reports rising corporate demand after a $162 million raise, some fossil fuel actors are rolling back pledges, most firms lack spending plans aligned with net‑zero, and Rhodium Group tallies $5 billion in Q2 clean‑tech cancellations.