HYDROELECTRICITY is electricity generated by moving water, usually at power plants in dams on major RIVERS. Water is backed up in reservoirs by the dams to obtain a steady flow and to increase the head (the height the water falls to the turbines). Because of the abundance of running water in BC, hydro quickly replaced other energy sources, principally steam. Electricity now supplies 20% of BC's energy requirements, 92% generated by hydro.

In 1897 a group of entrepreneurs formed the WEST KOOTENAY...

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