State of the Planet

News from the Columbia Climate School

Tag: Marie Tharp2

  • 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…

  • The Floor of the Ocean Comes into Better Focus

    The Floor of the Ocean Comes into Better Focus

    The bottom of the ocean just keeps getting better. Or at least more interesting to look at.

  • 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…

  • The Floor of the Ocean Comes into Better Focus

    The Floor of the Ocean Comes into Better Focus

    The bottom of the ocean just keeps getting better. Or at least more interesting to look at.