Hydroelectricity is electricity generated by hydropower through the gravitational force of falling or flowing water, making it the most widely used renewable energy source globally, accounting for 16% of electricity production. Water resource management involves planning, developing, and distributing water resources to balance competing demands.

2. Hydroelectricity is the term
referring to electricity
generated by hydropower; the
production of electrical power
through the use of the
gravitational force of falling
or flowing water. It is the
most widely used form of
renewable energy, accounting
for 16% of global electricity.

3. Water resource management is
the activity of planning,
developing, distributing etc. In an
ideal world, water resource
management planning has regard
to all the competing demands .