gEothermal is any phenomena related to the heat produced inside the earth due to radioactive decay. The earth's magnetic field is a result of geothermal forces deep inside the earth itself.
it is renewable
Eggs are renewable resources.
renewable
it is renewable
Renewable
They don't need to become renewable. They already are renewable!
Renewable - unlimited source Non renewable - limited resource
why is hydroelectric renewable why is hydroelectric renewable
Renewable
they are renewable
solar is renewable