Catalogue
42 factsheets
Background on "bottom of the pyramid"
This background factsheet explains to the reader the concept of "base (or bottom) of pyramid" and how it has become a valuable and helpful business…
Last updated 04 September 2019
Background on social marketing strategy and impact
This factsheet conveys the importance of an orchestrated social marketing campaign to the interested reader and provides some useful tools on this…
Last updated 28 August 2019
Bank Filtration
Bank filtration (BF) is a drinking water pre-treatment step, where river water is induced to percolate in subsurface passage through a river bed and…
Last updated 16 April 2019
Baseline Data Collection
Within the planning process, it is of prime importance to collect baseline data in order to determine the requirements for an appropriate sanitation…
Last updated 27 April 2018
Biogas Combustion
In principal, biogas can be used like other fuel gas. When produced in household-level [8221-biogas reactors], it is most suitable for cooking.…
Last updated 28 May 2019
Biogas Electricity (Large-scale)
Biogas is a mixture of methane, carbon dioxide, water and hydrogen sulphide produced during the anaerobic decomposition of organic matter. Biogas can…
Last updated 26 May 2019
Biogas Electricity (Small-scale)
Biogas is a mixture of methane, carbon dioxide, water and hydrogen sulphide produced during the anaerobic decomposition of organic matter. Biogas can…
Last updated 27 May 2019
Biogas Reactor
A biogas reactor or anaerobic digester is an anaerobic treatment technology that produces (a) a digested slurry (digestate) that can be used as a…
Last updated 31 May 2019
Biosand Filter
The biosand filter (BSF) is a simple household water treatment device, which is an innovation on traditional slow sand filters specifically designed…
Last updated 14 June 2019
Blended finance
Blended finance or hybrid finance stands for mixing public and/or philanthropic funding with market based funds (loans, grants or equity) for…
Last updated 18 March 2020
Blue Ocean Strategy
The Blue/Red Ocean Strategy is a way of assessing your business against your competitors in order to identify your competitive advantage. It is based…
Last updated 05 June 2019
Boiling
Boiling drinking water with fuel is the oldest and most commonly practiced household water treatment method. According to WHO, water needs to be…
Last updated 20 May 2019
Bottled Water
Sales and consumption of bottled water have skyrocketed in recent years. The global consumption of bottled water reached 230 billion litres in 2010…
Last updated 08 April 2019