Historically, almost all of the energy that humans use has been directly or indirectly generated by the sun, whether that be food energy from plants, wind energy, direct solar energy, or fossil fuels. Let’s look into these different sources and how humanity will continue to use energy in the future as populations grow and energy resources become more scarce.
Continuing World History Topics by Crash Course. This series is presented in 30 episodes.
Previously in World History Topics.
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