Jeff Sachs2
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Take MDP Courses in the USA, Practice in Nigeria, Graduate in Costa Rica
As a student, imagine taking courses from experts at the Earth Institute and the School of International and Public Affairs at Columbia University, living in Nigeria for two months while helping villages problem-solve the complex challenges of sustainable development, and graduating from your home institution in Costa Rica. Picture meeting at a university campus every…
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Climate Change Leaders Join Jeff Sachs in Discussion on Post-Copenhagen Action
Nearly 100 people including several UN ambassadors, corporate executives, foundation leaders and key representatives from NGOs and academia gathered at Columbia University to attend a brainstorm session on a way forward after December’s Climate Change Conference in Copenhagen. Led by Earth Institute Director Jeff Sachs, the agenda covered topics including improvements to the United Nations…
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A Sustainable Future for Haiti
The 7.0 magnitude earthquake that struck southern Haiti on January 12 caused massive destruction to human life and infrastructure—as many as 3 million people have been affected. The Earth Institute’s Haiti Policy Advisor, Tatiana Wah, who was in the country at the time of the earthquake, works with the Haitian government to develop, analyze, implement…
COP31, the 2026 United Nations Climate Change Conference, aims to advance dialogue, strengthen consensus, and accelerate climate action on a global scale. From November 9–20, 2026 in Antalya, Türkiye, heads of state, ministers, scientists, business leaders, and civil society will gather to advance efforts in emission targets, climate finance, and adaptation and resilience. Once again, our experts, students, and global thought leaders from Columbia Climate School and across Columbia University are contributing to key events, sharing insights, and helping shape the dialogue toward ambitious, science-based solutions. Learn More