1 World Health Organization Media Centre Fact Sheet. Drinking Water, February 2018.
2 World Health Organization Media Centre Fact Sheet. Sanitation, February 2018.
3 UNICEF, Water Supply and Sanitation: Current Status + Progress, July 2017.
4 Progress on drinking water, sanitation and hygiene: 2017 update and SDG baselines. Geneva: World Health Organization (WHO) and the United Nations Children’s Fund (UNICEF), 2017. Licence: CC BY-NC-SA 3.0 IGO.
5 UNICEF, Diarrhoeal Disease: Current Status + Progress, February 2017.
6 WASHwatch 2016