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A map is a symbolic depiction of interrelationships, commonly spatial, ... but characteristics of the underlying rock, fault lines, and subsurface structures.
A thematic map is a type of map that portrays the geographic pattern of a particular subject matter (theme) in a geographic area.
The various features shown on the map are represented by conventional signs or symbols. For example, colors can be used to indicate a classification of roads. These signs are usually explained in the margin of the map, or on a separately published characteristic sheet. [17] Topographic maps are also commonly called contour maps or topo maps.
A world map is a map of most or all of the surface of Earth. World maps, because of their scale, must deal with the problem of projection. Maps rendered in two dimensions by necessity distort the display of the three-dimensional surface of the Earth. While this is true of any map, these distortions reach extremes in a world map.
A medieval depiction of the Ecumene (1482, Johannes Schnitzer, engraver), constructed after the coordinates in Ptolemy's Geography and using his second map projection. The translation into Latin and dissemination of Geography in Europe, in the beginning of the 15th century, marked the rebirth of scientific cartography, after more than a millennium of stagnation.
Robinson projection of the world The Robinson projection with Tissot's indicatrix of deformation Map of the world created by the Central Intelligence Agency, with standard parallels 38°N and 38°S. The Robinson projection is a map projection of a world map that shows the entire world at once. It was specifically created in an attempt to find a ...
Cartographic design or map design is the process of crafting the appearance of a map, ... Several characteristics of the audience can aid this process, if they can be ...
In GIS, maps, statistics, databases, and other information systems, a geographic feature is represented by a set of descriptors of its various characteristics. A common classification of those characteristics has emerged based on developments by Peuquet, [15] Mennis, [3] and others, including the following :