How is geothermal energy transferred from nature to human use?

These underground reservoirs of steam and hot water can be tapped to generate electricity or to heat and cool buildings directly. ... It is simply power derived from the Earth's internal heat. This thermal energy is contained in the rock and fluids beneath Earth's crust.

do you have a picture?

the darker peppered moth species were favored due to the fact that the industrial revolution had made all the nearby trees a darker color instead of white.