Jo Barnes from the Department of Global Health at Stellenbosch University advised residents in areas affected by water shortages to avoid consuming the water for at least 24 hours after it is restored.
International Relations expert Oscar van Heerden says while the United Nations faces imminent financial collapse, it has been useless in global affairs over the last few years.
An unlikely love story blossoming in the thick of war provides the backdrop to a new documentary that raises questions about how modern media cover conflict.
Along with the sheer numbers, NGOs say their task has been complicated by the internet shutdown, manipulated content and threats against sources inside Iran.