Alaska Region U.S. Fish & Wildlife Service

https://www.flickr.com/photos/usfws_alaska/11293524764/

  

 

Irene Scott/AusAID

http://commons.wikimedia.org/wiki/File:Jake_Ward_inspects_a_village_tap_while_locals_watch_on._(10705557515).jpg

  

 

Brice Blondel for HDPTCAR

https://www.flickr.com/photos/hdptcar/2398427739/

  

 

African Entrepreneur Collective

  

 

Ploughshares.org

  

 

Jessica Lea/DFID (UK Department for International Development)

https://www.flickr.com/photos/dfid/12344890033

  

 

Thomas Hawk

https://www.flickr.com/photos/thomashawk/2637822736/

  

 

Mohri UN-CECAR

https://www.flickr.com/photos/66770481@N02/6741180727