Globus Cassus: Difference between revisions

Earth's [[Crust (geology)|crust]], [[mantle (geology)|mantle]] and [[Planetary core|core]] are gradually excavated, transported outwards and then transformed to larger strength and reduced density. While the crust is mined from open pits in the continentcontinents's centers, [[magma]] and the liquid mantle are pumped across transfer hoses. The core is dismantled from the surface.