2008. Collins Bartholomew Ltd. This polygon shapefile is a representation of the coverage area for 2G mobile communications networks around the world in 2008. The data is created... Collins Bartholomew Ltd.
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2008. Collins Bartholomew Ltd. This polygon shapefile is a representation of the coverage area for 3G mobile communications networks around the world in 2008. The data is created... Collins Bartholomew Ltd.
2008. Oak Ridge National Laboratory. The LandScan 2008 global population dataset is a worldwide population database compiled on a 30" X 30" latitude/longitude grid. Census counts (at s... Oak Ridge National Laboratory.