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  2. Urban area - Wikipedia

    en.wikipedia.org/wiki/Urban_area

    A satellite view of the U.S. Northeast megalopolis at night, the world's most economically productive megalopolis [1] with over 50 million residents, centered on New York City Greater Tokyo in Japan, the world's most populated urban area, with about 40 million inhabitants as of 2022 Greater São Paulo at night, as seen from the International Space Station Aerial view of Greater Adelaide, the ...

  3. Global city - Wikipedia

    en.wikipedia.org/wiki/Global_city

    A global city [a] is a city that serves as a primary node in the global economic network. The concept originates from geography and urban studies, based on the thesis that globalization has created a hierarchy of strategic geographic locations with varying degrees of influence over finance, trade, and culture worldwide.

  4. City - Wikipedia

    en.wikipedia.org/wiki/City

    A global city, also known as a world city, is a prominent centre of trade, banking, finance, innovation, and markets. [264] [265] Saskia Sassen used the term "global city" in her 1991 work, The Global City: New York, London, Tokyo to refer to a city's power, status, and cosmopolitanism, rather than to its size. [266]

  5. Urbanization - Wikipedia

    en.wikipedia.org/wiki/Urbanization

    Urbanization over the past 500 years [13] A global map illustrating the first onset and spread of urban centres around the world, based on. [14]From the development of the earliest cities in Indus valley civilization, Mesopotamia and Egypt until the 18th century, an equilibrium existed between the vast majority of the population who were engaged in subsistence agriculture in a rural context ...

  6. Metropolitan area - Wikipedia

    en.wikipedia.org/wiki/Metropolitan_area

    a set of two or more municipalities where a city with a population of at least 100,000 is located, and whose urban area, functions and activities exceed the limits of the municipality. municipalities with a city of more than 500,000 inhabitants, or a city of more than 200,000 inhabitants located in the northern and southern border areas and in ...

  7. Urban theory - Wikipedia

    en.wikipedia.org/wiki/Urban_theory

    Technology embeds the single most dominant characteristic of a city, and the networked character of the city is perpetuated by information technology. [5] Regardless of the deterministic stance (economic, cultural or technological), in the context of globalization , there is a mandate to mold the city to complement the global economic structure ...

  8. Urban structure - Wikipedia

    en.wikipedia.org/wiki/Urban_structure

    Urban structure is the arrangement of land use in urban areas, in other words, how the land use of a city is set out. [1] Urban planners , economists , and geographers have developed several models that explain where different types of people and businesses tend to exist within the urban setting.

  9. Megalopolis - Wikipedia

    en.wikipedia.org/wiki/Megalopolis

    A satellite image of the Pearl River Delta area in China. A megalopolis (/ ˌ m ɛ ɡ ə ˈ l ɒ p ə l ɪ s /) or a supercity, [1] also called a megaregion, [2] is a group of metropolitan areas which are perceived as a continuous urban area through common systems of transport, economy, resources, ecology, and so on. [2]