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This is a list of countries and territories by the United Nations geoscheme, including 193 UN member states, two UN observer states (the Holy See [note 1] and the State of Palestine), two states in free association with New Zealand (the Cook Islands and Niue), and 49 non-sovereign dependencies or territories, as well as Western Sahara (a disputed territory whose sovereignty is contested) and ...
Early world maps cover depictions of the world from the Iron Age to the Age of Discovery and the emergence of modern geography during the early modern period.Old maps provide information about places that were known in past times, as well as the philosophical and cultural basis of the map, which were often much different from modern cartography.
This is a list of GIS data sources (including some geoportals) that provide information sets that can be used in geographic information systems (GIS) and spatial databases for purposes of geospatial analysis and cartographic mapping. This list categorizes the sources of interest.
The United Nations geoscheme is a system which divides 248 countries and territories in the world into six continental regions, 22 geographical subregions, and two intermediary regions. [1] It was devised by the United Nations Statistics Division (UNSD) based on the M49 coding classification . [ 2 ]
As a result of such movement, In 1998, a recommendatory letter to participate in the Global Mapping Project was sent from the United Nations to NGIAs of respective countries in the world. Further, at the World Summit on Sustainable Development (Johannesburg Summit) held in 2002, global mapping was included in the Plan of Implementation.
Geographic information system (GIS) is a commonly used tool for environmental management, modelling and planning. As simply defined by Michael Goodchild, GIS is as "a computer system for handling geographic information in a digital form". [66] In recent years it has played an integral role in participatory, collaborative and open data philosophies.
"Qatar Geoportal", by Qatar's Center for Geographic Information Systems (CGIS), part of the Ministry of Municipality and Environment. Urbi, by 2GIS. Russia. Yandex Maps, by Yandex. 2GIS, by 2GIS. Maps.me, by Mail.Ru; Saudi Arabia "GeoPortal Saudia", by the General Commission for Survey (GCS). Urbi, by 2GIS. Serbia
Given that every projection gives deformations, each country's needs are different in order to reduce these distortions. These national projections, or national Coordinate Reference Systems are officially announced by the relevant national agencies. The list below is a collection of available official national projected Coordinate Reference ...