Their actual or potential locations have all been mapped by satellite, enabling researchers to find, track, predict and/or manage them.
In addition, all featured during the first African Geospatial Week, organized recently by the CGIAR and AGCommons, and hosted at ILRI Nairobi. AGCommons is a CG-based organization dedicated to using geographical information systems (GIS) to get critical farming information quickly to farmers, extensionists and others who could benefit from it in Africa.
More than 100 experts in digital mapping, agriculture, genetics, and computer modelling gathered March 31-April 4, to share experiences and challenges in the fast-moving field of GIS.