Alternative Energy HQ solar power for homes, wind energy, and bio fuel issues
Eric Parish asked: As our population grows and the earth’s resources are strained like never before, many people have questions about geothermal systems but are not sure about some very fundamental concerns. Hopefully, this brief article can open your eyes to the potential of geothermal system. How does geothermal work? The basic principle is that a geothermal heat pump extracts …
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