This discovery came to influence public health and the construction of improved sanitation facilities beginning in the 19th century.

More than 1.7 billion people in the developing world have no sanitation facilities.

The island has no running water or sanitation facilities.

Nearly 40 percent of the global population has no reliable access to clean water and sanitation facilities.

For example, only 60% of the population had access to improved sanitation facilities in 2000.

From 1854 to 1861 the first public sanitation facilities were constructed.

In 2008, only 17% of the population had access to adequate sanitation facilities.

A total world average of 39% do not have access to sanitation facilities.

Regulations for building new houses with proper sanitation facilities came into effect.

Around the world, 884 million people do not have access to safe drinking water and 2.6 billion are without adequate sanitation facilities.