Urgent action is needed to remove pollutants from urban wastewater, which is often used in cities to grow food, an international study has warned.
Data collected by the International Water Management Institute (IWMI) found that 85% of cities discharged the water without any appropriate treatment.
read more @ the SOURCE: BBC NEWS | Science/Nature | Wastewater fears for urban farms.
SPEAK / ADD YOUR COMMENT
Comments are moderated.
