Starting at the surface, you would have to dig nearly 2,000 miles before reaching the Earth’s core. No one could survive that trip – and the 10,000-degree F heat once there would vaporize you anyway.
Island states are often dependent on expensive imported fossil fuels for their power. Ocean thermal energy conversion plants could provide constant power – if technical issues can be overcome.
Lithium is essential for batteries that power electric vehicles and store energy from solar and wind farms. A new U.S. source could provide 10 times more lithium than the country uses today.
South Africa is seismically stable and should consider mining geothermal plants to solve its energy crisis.