Gender plays a crucial role in developing countries’ ability to ensure improved water and sanitation services are delivered to all citizens. According to the World Bank’s 2012 World Development Report on Gender Equality and Development , when services fail, women and girls are disproportionately affected.
This year, the World Bank/Water and Sanitation Program’s calendar  depicts water and sanitation challenges from a gender perspective to call attention to some of the social norms that result from, and reinforce poor service quality. Take a look. Images can convey a thousand words--and speak for billions of people.