State of the Planet

News from the Columbia Climate School

Ice Age

  • What Geology Has to Say About Global Warming

    What Geology Has to Say About Global Warming

    The most important lessons drawn from geology are that the earth’s climate can change radically, and rapidly. We can’t say precisely at what CO2 level we’re in danger of melting Antarctica, but that threshold could be reached in 150-300 years, if CO2 levels keep rising at the current rate.

  • 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.

  • Shag, Before It Was Cool

    Shag, Before It Was Cool

    More cuddly than a dino, The Zanda woolly rhino! This pioneer of old Grew shag before the cold. …

Banner featuring a collage of extreme heat images.

Recent record-breaking heat waves have affected communities across the world. The Extreme Heat Workshop will bring together researchers and practitioners to advance the state of knowledge, identify community needs, and develop a framework for evaluating risks with a focus on climate justice. Register by June 15

  • What Geology Has to Say About Global Warming

    What Geology Has to Say About Global Warming

    The most important lessons drawn from geology are that the earth’s climate can change radically, and rapidly. We can’t say precisely at what CO2 level we’re in danger of melting Antarctica, but that threshold could be reached in 150-300 years, if CO2 levels keep rising at the current rate.

  • 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.

  • Shag, Before It Was Cool

    Shag, Before It Was Cool

    More cuddly than a dino, The Zanda woolly rhino! This pioneer of old Grew shag before the cold. …