Health, Sports & Psychology
Infection and immunity
...refugee camps and disaster zones in the modern world (Figure 5). In 2012, around 2.5 billion (or 2500 million) people had no access to sanitation and around 750 million had no access to safe drinking water. Figure 5 The Kibera shanty settlement near Nairobi, Kenya, is home to at least half a million people who have no sanitation and collect all their water from...