IMPACT ON HEALTH • The global impact of lack of safe water, sanitation and hygiene on the community health is enormous – 4 billion cases of diarrhoea, 2.2 million deaths and 62.2 million disability of life years lost. • According to World Bank study, 99.9% of the mortality and morbidity caused by unsafe water and lack of hygiene and sanitation is in the developing countries. • 1.7 million children under 5 died in India during 2010 from diarrhoeal infections (22% of global total).