@samakab8: #What Is Geothermal Energy? A Complete Beginner's Guide What Is Geothermal Energy? Geothermal energy is a renewable energy source that uses the Earth's natural heat to generate electricity and provide heating. Unlike fossil fuels such as coal, oil, and natural gas, geothermal energy comes from the heat stored beneath the Earth's surface. Because this heat is constantly produced by the Earth, geothermal energy is considered a clean, sustainable, and reliable source of power