State of the Planet

News from the Columbia Climate School

California Air Resource Board

  • The Demise of the Internal Combustion Engine

    The Demise of the Internal Combustion Engine

    The electric vehicle is one element of a system that will some day be less destructive to the environment than today’s system. California will get there first and will need to teach the world how to get the job done.

  • Even During Lockdown, California Moves to Decarbonize Trucking

    Even During Lockdown, California Moves to Decarbonize Trucking

    California’s Air Resource Board and governor deserve enormous credit for moving ahead even in the face of the worsening pandemic. It demonstrates leadership, vision and persistence.

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

  • The Demise of the Internal Combustion Engine

    The Demise of the Internal Combustion Engine

    The electric vehicle is one element of a system that will some day be less destructive to the environment than today’s system. California will get there first and will need to teach the world how to get the job done.

  • Even During Lockdown, California Moves to Decarbonize Trucking

    Even During Lockdown, California Moves to Decarbonize Trucking

    California’s Air Resource Board and governor deserve enormous credit for moving ahead even in the face of the worsening pandemic. It demonstrates leadership, vision and persistence.