State of the Planet

News from the Columbia Climate School

Permian

  • Study Bolsters Volcanic Theory of Ancient Extinction

    Study Bolsters Volcanic Theory of Ancient Extinction

    A team of scientists has found new evidence to bolster the idea that the Permian Extinction, which occurred 252 million years ago, was caused by massive volcanic eruptions in what is now Siberia.

  • Some Do Not Like It Hot

    Some Do Not Like It Hot

    The Great Dying, The Big One — The Permo-Triassic! (In a time machine, not sure if that’s where I’d aim …) As extinctions go, this one’s a blockbuster classic, When most of Earth’s species dropped out of the game.

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.

  • Study Bolsters Volcanic Theory of Ancient Extinction

    Study Bolsters Volcanic Theory of Ancient Extinction

    A team of scientists has found new evidence to bolster the idea that the Permian Extinction, which occurred 252 million years ago, was caused by massive volcanic eruptions in what is now Siberia.

  • Some Do Not Like It Hot

    Some Do Not Like It Hot

    The Great Dying, The Big One — The Permo-Triassic! (In a time machine, not sure if that’s where I’d aim …) As extinctions go, this one’s a blockbuster classic, When most of Earth’s species dropped out of the game.