Akvopedia

Akvopedia is a wiki about water and  solutions, with an emphasis on .

It is the first open wiki on the subject of sustainable  and sanitation. It was launched in August by Akvo.org, a  foundation based in  (with its servers located in the UK), and is contributed to primarily by specialist in the water and sanitation sector for developing . Its textual wiki content was intially released under the (GFDL v1.2), but as of early 2013, is also released under the  (CC-BY-SA 3.0).

The primary topics currently covered are:
 * Water
 * Sanitation
 * Approaches
 * Approaches

(As of: 08 April 2013)