81. World Lakes 1999
1992. Environmental Systems Research Institute, Inc. (ESRI). World Lakes represents the major lakes and inland seas within the world. Environmental Systems Research Institute, Inc. (ESRI).
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82. World Lakes 2000
1992. Environmental Systems Research Institute, Inc. (ESRI). World Lakes represents the major lakes and inland seas within the world. Environmental Systems Research Institute, Inc. (ESRI).
83. World Lakes 2002
1992. Environmental Systems Research Institute, Inc. (ESRI). World Lakes represents the major lakes and inland seas within the world. Environmental Systems Research Institute, Inc. (ESRI).
1996. Environmental Systems Research Institute, Inc. (ESRI). World Map Background represents grid cells of 30 by 30 degrees that cover the world. Environmental Systems Research Institute, Inc. (ESRI).
85. World Regions
1996. Environmental Systems Research Institute, Inc. (ESRI) and Harvard Geospatial Library. World Regions represents the boundaries for the regions of the world. There are 25 commonly recognized world regions. Environmental Systems Research Institute, Inc. (ESRI).
1996. Environmental Systems Research Institute, Inc. (ESRI). World Regions represents the boundaries for the regions of the world. There are 25 commonly recognized world regions. Environmental Systems Research Institute, Inc. (ESRI).
1996. Environmental Systems Research Institute, Inc. (ESRI). World Regions represents the boundaries for the regions of the world. There are 25 commonly recognized world regions. Environmental Systems Research Institute, Inc. (ESRI).
1992. Environmental Systems Research Institute, Inc. (ESRI). World Rivers represents the major rivers within the world. Environmental Systems Research Institute, Inc. (ESRI).
1992. Environmental Systems Research Institute, Inc. (ESRI). World Rivers represents the major rivers within the world. Environmental Systems Research Institute, Inc. (ESRI).
1992. Environmental Systems Research Institute, Inc. (ESRI). World Rivers represents the major rivers within the world. Environmental Systems Research Institute, Inc. (ESRI).