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Why do we need the city definition? • Delimitating a system boundary (e.g. for modelling purposes) • Comparing various indicators within a city and among cities (e.g. energy
Cities have become a positive and potent force for addressing sustainable economic growth, development and prosperity. What is exactly a city or an urban area?
Definition of a city. A city consists of one or more local units with at least 50% of their population in an urban centre. A local unit can be either administrative or statistical. Examples of administrative units include a municipality, a district, a neighbourhood or metropolitan area.
The vertices show cities (as points), while the edges reflect distances between the cities located no farther than 25 km apart. As a research area, towns were selected that had the...
11 sty 2024 · What is a city? Researchers use different criteria and datasets to define it—from population density to traffic flows. We argue there is one dataset that could serve as a proxy of the temporal...
1 maj 2022 · This much improved precision also holds for measures of a location's distance to other cities, or to particular geographic features (e.g., a natural harbor, mineral deposit, or source of potable water). Most studies to date use the simple geodesic distance between locations (Bosker and Buringh, 2017; Barjamovic et al., 2019; Bakker et al., 2021).
To allow monitoring of whether planning is on track towards more sustainable urban and territorial planning, UN-Habitat identified five qualifiers which have been described in the chapter: planning aims at. (1) compact, (2) inclusive, (3) connected, (4) resilient and (5) integrated places.
