According to Colin Chartres, who heads the International Water Management Institute, we can expect more extreme weather.

CNN: The driest season: Global drought causes major worries

According to a study by Frank Rijsberman, director-general of the International Water Management Institute in Colombo, Sri Lanka, improving the delivery of clean water and sanitation to the poor would be a highly cost-effective way to use additional aid to developing countries.

ECONOMIST: Economics focus