Research suggests agricultural waste could help to clean polluted water

As many parts of the developing world experience rapid economic growth, the quality of their water supplies is coming under increasing strain. To keep pace with a growing demand for water, there is now a pressing need for water recycling facilities that can remove pollutants from wastewater. Recently, many synthetic materials have emerged which can absorb pollutants very efficiently. However, their high costs place them out of reach for many developing nations.