Hydroelectric power

Item Detail Information

DVD

Hydroelectric power

-- Hydroelectric power :

Copies

1 Total copies, 1 Copies are in, 0 Copies are out.

"Bonneville Power built several of the biggest and most powerful hydroelectric dams. We find out how these huge turbines work as well as what other groups like Fish & Game are doing to lessen the impact on the river and its fishy residents"--Container.