Guidelines for the safe use of wastewater, excreta and greywater
The Guidelines are presented in four separate volumes:
- 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
- Guidelines for the safe use of wastwater, excreta and greywater. Volume 3: Wastewater and excreta use in aquaculture
- Guidelines for the safe use of wastwater, excreta and greywater. Volume 4: Excreta and greywater use in agriculture