Topic

Plate Tectonics

2 facts

  • Scientific107 views

    All Continents Were Once Part of a Single Supercontinent Called Pangaea

    About 335 million years ago, Earth's landmasses were joined in a giant continent. Over millions of years, plate tectonics caused Pangaea to break apart, slowly drifting to form the continents we know today.

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  • Science99 views

    Earth May Hold a Massive Ocean Buried Hundreds of Miles Deep

    Scientists discovered a vast reservoir of water, three times the volume of all surface oceans, locked within a blue mineral called ringwoodite in the Earth's mantle. This "deep earth ocean" influences volcanic activity and plate tectonics.

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