Plate tectonics just a stage in Earth’s life cycle

Simulation shows crust to stop shifting in 5 billion years

Earth tectonic diagram

TECTONIC TIMETABLE  Plate tectonics will grind to a halt in a few billion years, researchers predict. A computer simulation calculated how heat flows through a planet’s interior, including this snapshot during a period of active plate tectonics.

C. O’Neill et al/Phys. Earth Plan. Int. 2016

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