Hydroelectricity
Electricity produced by water.
Bog
An area of soft, wet, spongy ground.
Sap
The liquid that circulates through a plant carrying water and food.
Bay
A part of a sea or lake that cuts into a coastline.
Watermen
The people who fish the bay.
Glacier
A huge sheet of ice that covers land.
Gorge
A deep, narrow valley, usually with a stream or river.
Hydropower
Power produced by capturing the energy of flowing water.