Catalogue

45 factsheets

Development Issues

Last updated 27 April 2018

Discovering new Angles with Mind Mapping

The immanent shortage of water in the MENA region has often been covered in the Media. This means that just stating facts on such a topic will likely…
Last updated 19 February 2018

Discussions

Discussions are an important interactive tool, helping participants to review and more deeply understand the course material, which is often…
Last updated 30 June 2019

Disinfection and Tertiary Filtration

Depending on the end-use of the effluent or national standards for discharge in water bodies, a post-treatment step may be required to remove…
Last updated 05 June 2019

Distribution process - SPOUTS (case study)

This case study supports and illustrates the theoretic factsheet "Distribution process: retailers or mobile salesforce" with practical insights.
Last updated 23 August 2018

Distribution process - TARA (case study)

This case study supports and illustrates the theoretic factsheet "Distribution process: retailers or mobile salesforce" with practical insights.
Last updated 23 August 2018

Distribution process: retailers or mobile sales force

Safe water enterprises have a multitude of options to deliver products and services. Important is to thoroughly reflect how the delivery shall look…
Last updated 12 August 2019

Don't be Mean be Green

Last updated 10 November 2021

Donor Agencies

Donor agencies are an important financial help when the projects that have been developed shall be carried out to meet the strategic objectives of…
Last updated 22 June 2019

Double Ventilated Improved Pit (VIP)

The double VIP has almost the same design as the single VIP with the added advantage of a second pit that allows it to be used continuously and…
Last updated 11 May 2019

Drilled Wells

Drilled wells can serve as a low-cost water supply for single households, for small rural communities and for more urban areas. The working principle…
Last updated 13 June 2019

Drip Irrigation

Drip irrigation is a technique in which water flows through a filter into special drip pipes, with emitters located at different spacing. Water is…
Last updated 07 May 2019

Dry Toilet

A dry toilet is a toilet that operates without flushwater. The dry toilet may be a raised pedestal on which the user can sit, or a squat pan over…
Last updated 13 May 2019

Dug Wells

The traditional and still most common method of obtaining groundwater in rural areas of the developing world is by means of hand-dug wells (WATERAID…
Last updated 13 June 2019