For one week in September, more than 1,500 events and 120,000+ participants filled New York City with one clear message: the economic case for climate action has been made, and now it’s time to act on it.
Our official Climate Week NYC 2026 report brings together the numbers, insights and standout moments from the week, and what they mean for the year ahead.
🌍 What’s inside the report:
⭕ Headline numbers from across the week
⭕ Who took part, across sectors and regions
⭕ What leaders told us about turning ambition into action
⭕ Highlights from the main program and the Events Program
“We must turn this economic argument into political courage.” Helen Clarkson OBE, CEO, Climate Group " - Helen Clarkson, OBE, CEO, Climate Group