State of the Planet

News from the Columbia Climate School

food deserts

  • Rethinking Our Food System to Combat Obesity

    Rethinking Our Food System to Combat Obesity

    The Earth Institute’s Urban Design Lab and MIT Collaborative Initiatives joined to investigate the issue of obesity through the prism of design. Their conclusion: “No single effort to curb childhood obesity will be sustainable or effective on a broad scale if the larger food system is not addressed.”

Collage of Turkiye beach scene and Columbia University Campus with text: UN Climate Change Conference COP31, Antalya, Turkiye, Nov 9-20, 2026

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

  • Rethinking Our Food System to Combat Obesity

    Rethinking Our Food System to Combat Obesity

    The Earth Institute’s Urban Design Lab and MIT Collaborative Initiatives joined to investigate the issue of obesity through the prism of design. Their conclusion: “No single effort to curb childhood obesity will be sustainable or effective on a broad scale if the larger food system is not addressed.”