State of the Planet

News from the Columbia Climate School

sustainable food systems2

  • How to Feed Everyone—and Protect the Environment

    How to Feed Everyone—and Protect the Environment

    More than 500 leaders in agricultural research and organizations from 67 countries came together for the 2nd International Conference on Global Food Security to discuss how we can achieve global food security while reconciling demands on the environment.

Banner with images representing environmental issues and text "You Asked: Our Scientists and Experts Answer Your Burning Questions."

You Asked invites you to share your most pressing questions about climate, science, and sustainability. Lamont-Doherty Earth Observatory and Columbia Climate School experts will respond with clear, evidence-based answers. Pose your questions and story ideas!

  • How to Feed Everyone—and Protect the Environment

    How to Feed Everyone—and Protect the Environment

    More than 500 leaders in agricultural research and organizations from 67 countries came together for the 2nd International Conference on Global Food Security to discuss how we can achieve global food security while reconciling demands on the environment.