Worldwide, India has the highest number of people defecating in the open. In an attempt to reduce number of open defecation, a supply side initiative is underway. In 2014-2015, Government of India, constructed 8 million toilets. However, an important aspect for this supply-side initiative to...

This report synthesizes the technical assistance (TA) “Cambodia Sanitation Marketing” carried out by the World Bank’s Water and Sanitation Program (WSP) from July 2011 to February 2015 in support of developing the rural sanitation market in Cambodia. It documents the results and lessons...

The world's population is expected to grow from 7.6 billion to 8.6 billion by 2030 and to 9.8 billion by 2050. A large proportion of this population growth is expected to occur in Africa where the population is expected to double from its current level of 1.3 billion by mid-century. Most of this...

Adequate water, sanitation and hygiene (WASH) in health care facilities plays a critical role in ensuring improved health care utilization and reducing disease burden due to reinfection. WASH in health facilities is now gaining momentum with the new SDG targets that governments have vowed to...

Basic sanitation facilities are still lacking in large parts of the developing world, engendering serious environmental health risks. Interventions commonly deliver in-kind or cash subsidies to promote private toilet ownership. In this paper, we assess an intervention that provides information...

Addressing public health externalities often requires community-level collective action. Each person's sanitation behavior can affect the health of neighbors. We report on a cluster randomized controlled trial conducted with 19,000 households in rural Bangladesh where we randomized (1) either...

Addressing public health externalities often requires community-level collective action. Each person's sanitation behavior can affect the health of neighbors. We report on a cluster randomized controlled trial conducted with 19,000 households in rural Bangladesh where we randomized (1) either...