of the earths surface is covered with
water. However, only 3% of this
is fresh water. Of the fresh water, only about
1% is contained in lakes, rivers, and wetlands.
If one in every five households has one dripping
faucet, for one year, this is equivalent to
nearly four hours of flow of Niagara
A cloudburst has
about 113 drops per square foot per second; a moderate
rain has about 46; and a drizzle
has about 14.
The city of Los
Angeles offers its residents free low-flush
toilets to help them conserve
water and save money. The toilets use only
1.6 gallons per flush.
In some rural areas, people obtain their water from private
wells. In others, water is trucked to a central
cistern for distribution.