2006 | Publisher: UN Environmental Programme (UNEP) | Document type: Maps
20 May 2005 | Publisher: UN High Commissioner for Refugees (UNHCR) | Document type: Maps
January 2004 | Publisher: Geospatial Information Section | Document type: Maps
September 2001 | Publisher: UN Office for the Coordination of Humanitarian Affairs (OCHA) | Document type: Maps
December 2000 | Publisher: Geospatial Information Section | Document type: Maps
November 1994 | Publisher: Geospatial Information Section | Document type: Maps