Nigeria's free digital learning hub. Videos, lecture notes, practice questions and leaderboards aligned with CCMAS, NBTE, NCCE, WAEC, NECO, IJMB and JAMB curricula.
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Nigeria's free digital learning hub. Videos, lecture notes, practice questions and leaderboards aligned with CCMAS, NBTE, NCCE, WAEC, NECO, IJMB and JAMB curricula.
Geothermal energy is a renewable source of power that harnesses the Earth’s internal heat, which originates from the planet’s formation and the continuous decay of radioactive elements deep within its core. This heat naturally escapes to the surface through phenomena such as volcanoes, hot springs, and geysers, but it can also be tapped directly for human use. By drilling into geothermal reservoirs, we can access steam and hot water to generate electricity or provide direct heating. Unlike fossil fuels, geothermal energy is sustainable, produces minimal greenhouse gas emissions, and offers a reliable supply since the Earth’s heat is virtually inexhaustible on a human timescale. As a clean energy option, it plays a vital role in reducing dependence on non-renewable resources and combating climate change.
This lecture is part of GPH 410 GEOPHYSICS AND GEOTHERMAL ENERGY in the Geophysics department. The course has 30 recorded lectures across 10 series, all free to watch.
