State of the Planet

News from the Columbia Climate School

The Sustainable City

  • An Environmental Agenda for NYC’s New Mayor

    An Environmental Agenda for NYC’s New Mayor

    Our new mayor should let our environmental actions do the talking for the next eight years. It would be a refreshing change.

  • The Necessity of Recycling

    The Necessity of Recycling

    Without recycling, there can be no circular economy. Without a circular economy, we cannot build environmentally sustainable cities. Without sustainable cities, we’d better start looking for another planet.

  • Maintaining Hope in A Horrible Time

    Maintaining Hope in A Horrible Time

    Human ingenuity and persistence give me hope and help me navigate the worst public health catastrophe in a century.

Earth Month Graphic Collage: "Our Power, Our Planet - April 2025"

The first Earth Day in 1970 ignited a movement to stop polluting our planet. This Earth Month, join us in our commitment to realizing a just and sustainable future for our planet. Visit our Earth Day website for ideas, resources, and inspiration.

  • An Environmental Agenda for NYC’s New Mayor

    An Environmental Agenda for NYC’s New Mayor

    Our new mayor should let our environmental actions do the talking for the next eight years. It would be a refreshing change.

  • The Necessity of Recycling

    The Necessity of Recycling

    Without recycling, there can be no circular economy. Without a circular economy, we cannot build environmentally sustainable cities. Without sustainable cities, we’d better start looking for another planet.

  • Maintaining Hope in A Horrible Time

    Maintaining Hope in A Horrible Time

    Human ingenuity and persistence give me hope and help me navigate the worst public health catastrophe in a century.