Search results
Results From The WOW.Com Content Network
U.S. Gazetteer, TIGER/Line shapefiles, census data. National Historical Geographic Information System: NHGIS provides free of charge, aggregate census data and GIS-compatible boundary files for the United States between 1790 and 2012. Atlas of Historical County Boundaries Project (AHCBP)
South Australia’s eastern border was supposed to follow the 141st meridian, but the first surveyors measured incorrectly. [2] A 70-year border dispute followed, and eventually resulted in the disjointedness of MacCabe Corner, with Victoria using the original incorrect calculation, and New South Wales using the new and correct one. [3]
Shapefile (GIS) dataset of every sealed and unsealed road in the state, and has been recently created and updated (2013). Data includes road names, route numbers, and class (Highway, Arterial, etc.). The license is CC-BY-3.0-AU, so it can be used to create maps.
Australia's exclusive economic zone (EEZ) was declared on 1 August 1994 and extends from 12 to 200 nautical miles (22 to 370 km) from the coastline of Australia and its external territories, except where a maritime delimitation agreement exists with another state. [1] [2] To the 12 nautical-mile boundary is Australia's territorial waters.
The shapefile format was introduced with ArcView GIS version 2 in the early 1990s. It is now possible to read and write geographical datasets using the shapefile format with a wide variety of software. The shapefile format stores the geometry as primitive geometric shapes like points, lines, and polygons.
This was most common from the 1970s through the early 1990s, because GIS software developers had to invent their own geometry data structures, but incorporated existing relational database file formats for the attributes. For example, the Esri Shapefile format includes the .dbf file from the DOS dBase software.
Western Australia is the largest state, covering just under one third of the Australian landmass, followed by Queensland, South Australia, and New South Wales. Australia also has several minor territories; the federal government administers a separate area within New South Wales, the Jervis Bay Territory , as a naval base and seaport for the ...
The Commonwealth of Australia comprises the mainland of the Australian continent, the major island of Tasmania, other nearby islands, and various external territories. [1] Neighbouring countries are Indonesia , East Timor , and Papua New Guinea to the north, the Solomon Islands , Vanuatu , and New Caledonia to the north-east, and New Zealand to ...