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41. Indiana Senate Districts, the 118th General Assembly: Indiana

2013. Indiana Election Division. This dataset shows the boundaries of Indiana Senate Districts for the 118th General Assembly and provides the names and party affiliations of the l...

42. LandScan 2013 Level 1 World Administrative Boundaries

2013. Oak Ridge National Laboratory. This raster dataset is a subdirectory containing the ArcGIS grid (world_admin1) of the countries/sub-countries. These are the standard Level 1 Admi... Oak Ridge National Laboratory.

43. LandScan 2013 World Area Grid

2013. 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.

44. LandScan 2013 World Country Boundaries

2013. Oak Ridge National Laboratory. This raster dataset is a grid of world countries. These are the standard country boundaries. Also included is a DBF (countries.dbf) giving the coun... Oak Ridge National Laboratory.

45. Lateral State Boundaries, Northeast United States, 2007

2013. United States. National Oceanic and Atmospheric Administration. This line shapefile represents lateral state boundaries in the Northeastern United States.To support coastal and ocean planning and other activitie... United States. National Oceanic and Atmospheric Administration.

46. Level III Ecoregions, Arizona, 2013

2013. US Environmental Protection Agency. Ecoregions denote areas of general similarity in ecosystems and in the type, quality, and quantity of environmental resources. They are designed to... U.S. EPA Office of Research & Development (ORD) - National Health and Environmental Effects Research Laboratory (NHEERL).

47. Level IV Ecoregions, Arizona, 2013

2013. US Environmental Protection Agency. Ecoregions by state were extracted from the seamless national shapefile. Ecoregions denote areas of general similarity in ecosystems and in the typ... U.S. EPA Office of Research and Development (ORD) - National Health and Environmental Effects Research Laboratory (NHEERL).

48. Marine Mammal Seasonal Management Areas, 2013

2013. Applied Science Associates. This polygon shapefile represents marine mammal management areas in the Northeastern United States. The Code of Federal Regulations designates area... Northeast Ocean Data.

49. Metropolitan and Micropolitan Statistical Areas: United States and Territories, 2013

2013. United States. Bureau of the Census. Geography Division and United States. Bureau of Transportation Statistics. This polygon shapefile contains areas of metroplitan and micropolitan statistics extracted from the United States Census MAF/TIGER Database (MTDB).... United States. Bureau of Transportation Statistics.

50. Metropolitan Council Districts: Twin Cities Metro, Minnesota, 2013

2013. Legislative Coordinating Commission. This is a polygon data set for the 2013 Metropolitan Council Districts.