Wastewater use in agriculture is increasingly considered as a method to combine water and nutrient recycling, increase household food security and improve nutrition for poor households. Interest in wastewater use in agriculture has been driven by water scarcity, lack of availability of nutrients and concerns about health and environmental effects.
Download and read more about the WHO guidelines.
- Guidelines for the safe use of wastewater, excreta and greywater. Volume 1, policy and regulatory aspects.
- Guidelines for the safe use of wastewater, excreta and greywater. Volume 2, wastewater use in agriculture.
Wastewater treatment plant under construction
Photo credit: Sustainable sanitation via Foter.com / CC BY