2010. World Regions represents the boundaries for the regions of the world. There are 25 commonly recognized world regions. Environmental Systems Research Institute (Redlands, Calif.).
2010. World Time Zones represents the time zones of the world. The time zones are best displayed with World Countries or World Administrative Units. Environmental Systems Research Institute (Redlands, Calif.).
2010. World UTM Zones represents the Universal Transverse Mercator (UTM) zones of the world. Environmental Systems Research Institute (Redlands, Calif.).
2010. World Water Bodies represents the open water rivers, lakes, seas, and oceans of the world. Environmental Systems Research Institute (Redlands, Calif.).
2010. World Wildlife Fund Marine Ecoregions represents global marine ecoregions. Ecoregions are defined as relatively large areas of land or water in the... Environmental Systems Research Institute (Redlands, Calif.).
2010. World Wildlife Fund Terrestrial Ecoregions represents global terrestrial ecoregions. Ecoregions are defined as relatively large areas of land or wa... Environmental Systems Research Institute (Redlands, Calif.).