What does behavioural science have to do with safe water interventions?
Over half of the world’s population lack safely managed sanitation services, while at least 2 billion people use a drinking water source contaminated with faeces (WHO, 2017). This causes diarrhoeal disease which is responsible for the death of around half a million children under the age of 5 each year (WHO, 2017). Without the adequate water, sanitation and hygiene (WASH) conditions in place, risks of contamination are everywhere, and practices that pose a risk to health become highly prevalent. Examples …