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1. Global 2G Mobile Communications Network Coverage, 2011

2011. Collins Bartholomew Ltd. This polygon shapefile is a representation of the coverage area for 2G mobile communications networks around the world in 2011. The data is created... Collins Bartholomew Ltd.

2. Global 3G Mobile Communications Network Coverage, 2011

2011. Collins Bartholomew Ltd. This polygon shapefile is representation of the area covered by 3G mobile communications networks around the world in 2011. The data is created fro... Collins Bartholomew Ltd.

3. Global 4G Mobile Communications Network Coverage, 2011

2011. Collins Bartholomew Ltd. This polygon shapefile is a representation of the coverage area for 4G mobile communications networks around the world in 2011. The data is created... Collins Bartholomew Ltd.

4. LandScan 2011 Global Population Database

2011. Oak Ridge National Laboratory. The LandScan Global Population Database (2011) contains population counts at 30 arc second resolution (1 km. or finer). "Using an innovative approa... Oak Ridge National Laboratory.

5. LandScan 2011 Level 1 World Administrative Boundaries

2011. Oak Ridge National Laboratory. A subdirectory containing the ArcGIS grid (world_admin1) of the countries/sub-countries. These are the standard Level 1 Administrative Boundaries. ... Oak Ridge National Laboratory.

6. LandScan 2011 World Area Grid

2011. Oak Ridge National Laboratory. This raster dataset contains areas of 30 second cells. The data table (VAT) contains the cell areas in the field: [Area]. The units are square kilo... Oak Ridge National Laboratory.

7. LandScan 2011 World Country Boundaries

2011. Oak Ridge National Laboratory. This raster dataset is a grid of world countries. These are the standard country boundaries. This dataset also contains a DBF (countries.dbf) givin... Oak Ridge National Laboratory.