(A) The ecoregions of Madagascar, based on WWF ecoregion classifications [
We have calculated soil fertility calss (Excellent, Good, Marginal, Poor) of Ethiopia, Keny
Shapefile of railways in Africa between 1980 and 2000 based on historical cartography of different l
Shapefile of railways in Africa between 1860 and 1880 based on historical cartography of different l
Shapefile of railways in Africa between 1880 and 1900 based on historical cartography of different l
Shapefile of railways in Africa between 1900 and 1920 based on historical cartography of different l