Every year, we bring together heads of state, global business leaders, philanthropic leaders, and civil society to accelerate climate action at scale.

2025 marked our biggest year yet: More than 100,000 participants, 5,500 leaders from business and government and civil society on-site, and 1,000+ events tackling the toughest questions in energy, industry, finance, food, transport, and nature.

Relive the highlights:

• Explore the 2025 report
• Catch up on 2025's biggest moments
• Watch exclusive interviews with changemakers
   

Together, we’ll build the next chapter of global climate leadership.