To accelerate the development of equitable and climate-resilient water, sanitation and hygiene (WASH) services, the Global Water Partnership in Tanzania (GWPTZ) is this week launching the Global Water Leadership Programme in a Changing Climate GWL Programme.
In this article, the findings of selected observational studies are contrasted with that of randomised experiments conducted to estimate the impact of improved sanitation on child health in India. The estimation bias exists and could be due to the measurement error in sanitation indicators, which remained unaddressed by most observational studies. The sanitation indicators