The Meaning Of The Name Regina. Meaning of Regina: Late Latin name meaning âqueenâ. It was in use as a Christian name from early times, and was borne by a 2nd-century saint. In England it was used during the Middle Ages in honour of the Virgin Mary, and it was later revived in the 19th century.
The initial costs of geothermal energy are high -- wells can cost $1 to $4 million each to drill, and installation of a home geothermal pump system can run as much as $30,000 [sources: REPP, Consumer Energy Center ].
Geothermal energy is thermal energy within the Earth due to the movement of the Earth's particles. Most of this geothermal energy is contained within the core of the Earth. This geothermal energy is renewable energy as it is energy derived from a natural resource and it can be replenished.