A South Sudanese girl is lifted off the ground as she pumps water at a borehole in Gudere, near Juba. The international community is pumping funds into South Sudan to try to develop its water infrastructure. (VOA/Mugume Davis Rwakaringi)

A young South Sudanese woman pumps water at a borehole in Gudere, near Juba, in South Sudan. The South Sudanese capital has grown from population of around 60,000 in 2005 to nearly 400,000 in 2011. The city’s water resources have not been able to keep up.

A South Sudanese woman carries plastic jerrycans to collect water in Gudere, near Juba in South Sudan. The country's under-developed infrastructure means that water resources are still strained in most areas. (VOA/Mugume Davis Rwakaringi)

A young woman carries a plastic container to collect water in Gudere, near Juba in South Sudan. Only half the population of South Sudan has access to clean water. (VOA/Mugume Davis Rwakaringi)

Women who crossed over from Sudan's Blue Nile state with little food or water fill jerry cans at a watering hole called Km 18 on June 20, 2012. Water from watering holes can carry disease. (Hannah McNeish/VOA)

A young herder in Kuse Dam in Terekeka county, north of Juba,  uses a pipe filter provided by The Carter Center to strain out infective Guinea worm larvae from water while drinking.

Women gather to collect water at the Yusuf Batil refugee camp in Upper Nile, South Sudan, July 4, 2012.

Displaced women gather to collect water from a water hole near Jamam refugee camp in South Sudan's Upper Nile State, March 10, 2012.

A woman carries water from a water hole near Jamam refugee camp in South Sudan's Upper Nile State, March 10, 2012.

A woman waits in a queue to collect water at Yusuf Batil refugee camp, Upper Nile, South Sudan, July 4, 2012.

A girl walks through mud to get water at the Yusuf Batil refugee camp in Upper Nile, South Sudan, July 4, 2012.