Students at Dertu primary school. Millennium Villages have boosted access to education in Dertu as part of a holistic approach to livesstock management. “It’s only a healthy pastoralist who can have healthy livestock.” explained Ahmed Mohammed, the Team Leader and Science Coordinator of the Dertu Millennium Village.
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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