2012. This polygon shapefile is a representation of the coverage area for 2G mobile communications networks around the world in 2012. The data is created... Collins Bartholomew Ltd.
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2012. This polygon shapefile is a representation of the coverage area for 3G mobile communications networks around the world in 2012. The data is created... Collins Bartholomew Ltd.
2012. Collins Bartholomew Ltd. This polygon shapefile is a representation of the coverage area for 2G mobile communications networks around the world in 2012. The data is created... Collins Bartholomew Ltd.
2012. Collins Bartholomew Ltd. Representation of the area covered by GSM (2G) mobile communications around the world as of December 2012.
2012. Collins Bartholomew Ltd. This raster dataset is a representation of the coverage area for 2G mobile communications networks around the world. Mobile Coverage is released an... Collins Bartholomew Ltd.
2012. Collins Bartholomew Ltd. This polygon shapefile is a representation of the coverage area for 3G mobile communications networks around the world in 2012. The data is created... Collins Bartholomew Ltd.
2012. Collins Bartholomew Ltd. Representation of the area covered by 3G mobile communications around the world as of December 2012.
2012. Collins Bartholomew Ltd. This raster dataset is a representation of the coverage area for 3G mobile communications networks around the world. Mobile Coverage is released an... Collins Bartholomew Ltd.
2012. Oak Ridge National Laboratory. This raster dataset contains population counts at 30 arc second resolution (1 km. or finer) for 2012. "Using an innovative approach with Geographic... Oak Ridge National Laboratory.
2012. This raster dataset contains population counts at 30 arc second resolution (1 km. or finer) for 2012. LandScan integrates daytime movements and col... Oak Ridge National Laboratory.