State of the Planet

News from the Columbia Climate School

seafloor spreading

  • Marie Tharp’s Adventures in Mapping the Seafloor, In Her Own Words

    Marie Tharp’s Adventures in Mapping the Seafloor, In Her Own Words

    The pioneering mapmaker explains how she and colleagues discovered underwater mountain ranges 40,000 miles long, and helped to prove that the continents move.

  • Walter Pitman and the Smoking Gun of Plate Tectonics

    Walter Pitman and the Smoking Gun of Plate Tectonics

    “We had this magic key, this magic magnetic profile,” Pitman said. “We were able to date it and eventually use it not only as a tool that proved continental drift but a tool by which we could actually reconstruct the pattern of drift, that is the relative position of the continents, and the actual timing…

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

  • Marie Tharp’s Adventures in Mapping the Seafloor, In Her Own Words

    Marie Tharp’s Adventures in Mapping the Seafloor, In Her Own Words

    The pioneering mapmaker explains how she and colleagues discovered underwater mountain ranges 40,000 miles long, and helped to prove that the continents move.

  • Walter Pitman and the Smoking Gun of Plate Tectonics

    Walter Pitman and the Smoking Gun of Plate Tectonics

    “We had this magic key, this magic magnetic profile,” Pitman said. “We were able to date it and eventually use it not only as a tool that proved continental drift but a tool by which we could actually reconstruct the pattern of drift, that is the relative position of the continents, and the actual timing…