Small-Scale Hydropower: An Inside Look at Making Renewable Energy

Sarah Hill-Nelson, co-owner of the Bowersock Mills and Power Co. in Lawrence, Kan., talks about low-impact hydropower and the great potential of this type of renewable energy.

Hydropower plant generator
This governor works as a safety mechanism to keep the turbine from turning too quickly. It works purely on mechanical energy, no electricity required.
MEGAN PHELPS