adult human body is about 50 to 65 percent water. A childs
body is approximately 75 percent water. The human brain
is about 75 percent water.
the human body can live for weeks without food, it can
only survive a few days without water.
million urban residents in the developing world lack a
source of safe drinking water near their homes.
percent of urban sewage in the developing world is discharged
into rivers, lakes, and coastal water ways without any
consumes 60 to 80 percent of the fresh water resources
in most countries, and as much as 90 percent in others.
to Safe Water
to safe water is measured by the number of people who have
a reasonable means of getting an adequate amount of water
that is safe for drinking, washing, and essential household
activities, expressed as a percentage of the total population.
It reflects the health of a countrys people and the
countrys capacity to collect, clean, and distribute
water to consumers.
is essential for life, yet in 1995, more than one billion
people in low-
countriesand an additional 50 million people in
access to safe water for drinking, personal hygiene
and domestic use. These numbers, as Chart
1 shows, represented 25 percent of the worlds
5.9 billion people. In addition, close to 2 billion people
did not have access to adequate sanitation facilities.