Category Archives: Hydropower

Hydropower has a very low energy density

To store the energy contained in 1 gallon of gasoline requires over 55,000 gallons to be pumped up 726 feet (CCST 2012). As a thought experiment look at what it would take generate all of America’s 4,058 TWh electricity, where … Continue reading

Posted in Energy Storage, Hydropower | 1 Comment

Hydropower is temporary. Dams silt up, there are limited rivers, and they do harm

1) Ultimately dams silt up, usually within 25 to 200 years, so hydro-power is not a renewable source of power. 2) We’ve already dammed up the best rivers. There are now more than 45,000 dams around the world, affecting more … Continue reading

Posted in Alternative Energy, Energy, Hydropower | Comments Off