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Survey of Pakistan, which emerged as successor to pre-partition Royal Survey of India, is a National Surveying and Mapping Organization of the country. [2] It is primarily responsible for all sorts of topographical land surveys of cis-frontier areas of the entire country. The basic products include map sheets on scale 1:50,000 and 1:250,000.
Topography is the study of the forms and features of land surfaces. The topography of an area may refer to the land forms and features themselves, or a description or depiction in maps. Topography is a field of geoscience and planetary science and is concerned with local detail in general, including not only relief, but also natural, artificial ...
Surveying. A surveyor using a total station. A student using a theodolite in field. Surveying or land surveying is the technique, profession, art, and science of determining the terrestrial two-dimensional or three-dimensional positions of points and the distances and angles between them. These points are usually on the surface of the Earth ...
Political map of Earth. A map is a symbolic depiction of relationships, commonly spatial, between things within a space. A map may be annotated with text and graphics. Like any graphic, a map may be fixed to paper or another durable medium, or may be displayed on a programmable medium such as a computer screen. Some maps change interactively.
In modern mapping, a topographic map or topographic sheet is a type of map characterized by large- scale detail and quantitative representation of relief features, usually using contour lines (connecting points of equal elevation), but historically using a variety of methods. Traditional definitions require a topographic map to show both ...
Topography of Pakistan. The topography of Pakistan is divided into seven geographic areas: the northern highlands, the Indus River plain, the desert areas, the Pothohar Plateau, Balochistan Plateau, Salt Range, and the Sistan Basin. All the rivers of Pakistan, i.e. Sindh, Ravi River, Chenab River, Jhelum River, and Sutlej River, originate from ...
GIS file format. A GIS file format is a standard for encoding geographical information into a computer file, as a specialized type of file format for use in geographic information systems (GIS) and other geospatial applications. Since the 1970s, dozens of formats have been created based on various data models for various purposes.
Aks-Shajrah is the copy of the map. Shajra also rendered as Shajra Nasab, shajarat, (Arabic/Urdu: شجرہ, Hindi: वंशावली), (synonyms: Ancestry, Pedigree, Genealogy, Lineage, Family Tree, Shajra, Family Chart) which means Tree of Ancestry. The term "Shajra" comes from the Arabic word شَجَر (Shajar), meaning "a tree" or "a ...