Photo credit: Oxfam East Africa (Flickr: Clearing drainage ditches) [CC BY 2.0 (http://creativecommons.org/licenses/by/2.0)], via Wikimedia Commons Oxfam_East_Africa_-_Clearing_drainage_ditches 0 By Elvis Muyanja on 13/05/2016 Share. Twitter Facebook Google+ Pinterest LinkedIn Tumblr Email