In Peru, for example, a ten-week cholera epidemic, caused by contaminated water, recently cost about $1 billion—three times the money invested in the country’s water supply during all of the 1980’s.
Kwa kielelezo, huko Peru, mlipuko wa kipindupindu wa majuma kumi, unaosababishwa na maji machafu, uligharimu hivi karibuni dola bilioni 1—mara tatu ya pesa zilizowekezwa katika usambazaji wa maji nchini humo katika miaka yote ya 1980.