Key Terms in Urbanism, Economics, and European Politics
Urban Planning and Geography Definitions
Adarves
Winding, highly irregular dead-end streets.
Metropolitan Area
An urban area formed by a large city that serves as the organizing center for a wider region encompassing several municipalities.
Cardo and Decumanus
A grid plan for streets in ancient Roman cities, featuring two main roads: the Cardo (north-south) and the Decumanus (east-west). The forum was typically located at their intersection. Examples include Zaragoza and Mérida.
Citadel
An inner fortress or stronghold within a town, often containing homes, historically used for defense.
Conurbation
A continuous urban area formed by the parallel growth and merging of several independent cities.
Hinterland
The terrestrial area of influence for a port, from which it draws its exports and to which it distributes its imports.
Megalopolis
A vast urban agglomeration formed by the merging of several metropolitan areas and other regional urban elements, each with various functions.
Logistics Platform
Economically active areas specializing in activities related to national and international freight transport and logistics.
Decongestion Polygon
Industrial or commercial areas created along the main access routes to large cities (e.g., Madrid) to combat excessive urban growth and traffic.
Urban Region
An urban area formed by scattered, discontinuous cities that are nonetheless densely interconnected and share urban characteristics.
Greenways
A project, often led by environmental ministries, that repurposes railway lines closed to traffic for ecological and recreational use.
Economic and Social Definitions
Trade Balance
The difference between the value of a country's imports and exports over a specific period.
Assisted Emigration
The departure of citizens to work abroad, facilitated by public and social support programs.
Franchise
A business model where a company (franchisor) grants a license to another party (franchisee) to operate a business using its trademark, brand, and business systems. This creates a chain of stores that belong to different owners but operate under one brand.
Malthusianism
An ideological current, based on the theories of Thomas Malthus, that proposes the voluntary reduction of birth rates to control population growth.
De Facto Population
The group of people present in a municipality at the time a census is taken, regardless of whether they are registered residents.
De Jure Population
All people officially registered as residents in a municipality, regardless of their physical presence at a given time.
Population Projection
A forecast of future demographic trends and population size for a given number of years.
Institutions and Organizations
ECSC (European Coal and Steel Community)
Created by the Treaty of Paris and formed by France, West Germany, Italy, and the Benelux countries, it was a precursor to the European Union.
EU Council
The European Union body consisting of the heads of state or government of the member countries, which defines the EU's overall political direction and priorities.
EU Parliament
Represents the citizens of the European Union. It is composed of parliamentarians directly elected by universal suffrage.
UNESCO
The United Nations Educational, Scientific and Cultural Organization. It is known for designating places as World Heritage Sites.