State of the Planet

News from the Columbia Climate School

food systems3

  • Trump’s Unifying Opportunity: Food Security

    Trump’s Unifying Opportunity: Food Security

    A sound strategy to secure the nation’s food supply and reduce its vulnerability within and beyond our borders will be a major step towards making America and the world more resilient in the face of increasing uncertainty.

  • April 18 Deadline for SEE-U Summer Programs

    April 18 Deadline for SEE-U Summer Programs

    A new summer study program will focus on agricultural ecosystems in and around New York City.

  • 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.”

  • The Middle East Dries Up—Another Case Study in the Water-Energy-Food Nexus

    The Middle East Dries Up—Another Case Study in the Water-Energy-Food Nexus

    As seductive as it is, depleting non-renewable aquifers to grow food is fundamentally unsustainable for the long term, as Saudi Arabia and other nations are finding out. According to a recent article by Lester Brown, in the 1970s the world’s largest oil producer realized it could use oil-drilling technology to tap deep underwater aquifers and—amazingly,…

  • Packard Foundation Supports Sustainable Food Production

    The David and Lucile Packard Foundation continued to support the Earth Institute, Columbia University and the International Nitrogen Initiative (INI), with grants totaling over a half million dollars, to further progress on optimizing nitrogen’s beneficial role in sustainable food production while minimizing nitrogen’s negative effects on human health and the environment resulting from food and…

  • Punjab Farmers Adapt to Shrinking Water Supply

    Often referred to as the granary of India, Punjab is now slowly drying out. And though many farmers are deeply worried over the prospects of producing enough food, some of the more entrepreneurial ones are adopting new ways to conserve water while bracing for what will be a drier future. Back in the 1970s India…

  • Bill Gates Visits the Earth Institute

    We were thrilled to welcome Bill Gates recently to the Earth Institute for a wide-ranging informational meeting led by director Jeff Sachs. The half-day visit was a lively, frank and open exchange of ideas between Mr. Gates and Earth Institute faculty members debating the challenges and immense opportunities for human development in the areas of…

Photo of the Earth from space with the text "Lamont at AGU25" on top.

AGU25, the premier Earth and space science conference, takes place December 15-19, 2025 in New Orleans, Louisiana. This year’s theme—Where Science Connects Us—puts in focus how science depends on connection, from the lab to the field to the ballot box. Once again, Lamont-Doherty Earth Observatory and Columbia Climate School scientists, experts, students, and educators are playing an active role, sharing our research and helping shape the future of our planet. #AGU25 Learn More

  • Trump’s Unifying Opportunity: Food Security

    Trump’s Unifying Opportunity: Food Security

    A sound strategy to secure the nation’s food supply and reduce its vulnerability within and beyond our borders will be a major step towards making America and the world more resilient in the face of increasing uncertainty.

  • April 18 Deadline for SEE-U Summer Programs

    April 18 Deadline for SEE-U Summer Programs

    A new summer study program will focus on agricultural ecosystems in and around New York City.

  • 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.”

  • The Middle East Dries Up—Another Case Study in the Water-Energy-Food Nexus

    The Middle East Dries Up—Another Case Study in the Water-Energy-Food Nexus

    As seductive as it is, depleting non-renewable aquifers to grow food is fundamentally unsustainable for the long term, as Saudi Arabia and other nations are finding out. According to a recent article by Lester Brown, in the 1970s the world’s largest oil producer realized it could use oil-drilling technology to tap deep underwater aquifers and—amazingly,…

  • Packard Foundation Supports Sustainable Food Production

    The David and Lucile Packard Foundation continued to support the Earth Institute, Columbia University and the International Nitrogen Initiative (INI), with grants totaling over a half million dollars, to further progress on optimizing nitrogen’s beneficial role in sustainable food production while minimizing nitrogen’s negative effects on human health and the environment resulting from food and…

  • Punjab Farmers Adapt to Shrinking Water Supply

    Often referred to as the granary of India, Punjab is now slowly drying out. And though many farmers are deeply worried over the prospects of producing enough food, some of the more entrepreneurial ones are adopting new ways to conserve water while bracing for what will be a drier future. Back in the 1970s India…

  • Bill Gates Visits the Earth Institute

    We were thrilled to welcome Bill Gates recently to the Earth Institute for a wide-ranging informational meeting led by director Jeff Sachs. The half-day visit was a lively, frank and open exchange of ideas between Mr. Gates and Earth Institute faculty members debating the challenges and immense opportunities for human development in the areas of…