State of the Planet

News from the Columbia Climate School

Earth’s crust

  • How Does Earth’s Continental Crust Form? A New Bottom-Up Theory

    How Does Earth’s Continental Crust Form? A New Bottom-Up Theory

    Scientists have long believed that continental crust forms in volcanic arcs. The lingering question has been how exactly that happens.

  • The Breathing Ocean

    The Breathing Ocean

    Far south and farther south, where winds are cold and screaming, Waters churn, and deep below, old sediments lie dreaming. A million years’ residuum of life and death and dust, A library of ice ages reposed upon Earth’s crust.

Blue banner with kids and Earth photos. Text: "Lamont-Doherty Earth Observatory Open House, Saturday, October 17, 2026, 10am-4pm.

On Saturday, October 17, 2026 from 10am to 4pm, Lamont-Doherty Earth Observatory Open House—our biggest, best science fun and discovery event of the year—will take place on our beautiful campus in Palisades, NY. Mark your calendar and join us for this free, family-friendly celebration of science! RSVP Today!

  • How Does Earth’s Continental Crust Form? A New Bottom-Up Theory

    How Does Earth’s Continental Crust Form? A New Bottom-Up Theory

    Scientists have long believed that continental crust forms in volcanic arcs. The lingering question has been how exactly that happens.

  • The Breathing Ocean

    The Breathing Ocean

    Far south and farther south, where winds are cold and screaming, Waters churn, and deep below, old sediments lie dreaming. A million years’ residuum of life and death and dust, A library of ice ages reposed upon Earth’s crust.