The lithosphere is Earth's rigid, outermost shell, embracing the Crust and the upper part of the Mantle. Broken into vast Tectonic Plates, it drifts slowly over the softer, flowing asthenosphere, shaping our planet's surface.
The lithosphere is Earth's rigid, outermost shell, embracing the Crust and the upper part of the Mantle. Broken into vast Tectonic Plates, it drifts slowly over the softer, flowing asthenosphere, shaping our planet's surface.