Vocab
Cities/Models
Models
Urban Sustainability
Challenges
100

Area of a city where retail/office activities cluster

Central Business District (CBD)

100

A metropolitan area with a population higher than 20 million people.

What is a metacity?

100

This model has five rings expanding outward from the Central Business District (CBD).  Older homes in the inner ring and newer housing in the outer ring.  

What is the Burgess Concentric-Zone model? 

100
This is when single-family homes expand into the farmland that is located outside of the city limit. 

What is Urban Sprawl?

100

the poorest parts of cities that in extreme cases are not even connected to regular city services and are controlled by gangs or drug lords

Disamenity Sector (Zone)

200

Dominant city in terms of its role in global economics/politics.

World (Global) City

200

An area that has a population higher than 10 million

What is a megacity?

200

This model is a series of sectors where certain activities gravitate to a certain part of the city based on environmental or economic factors.

What is the Hoyt Sector model? 

200

This is an area of land where development is prohibited and land is left untouched to prevent sprawl. 

What is a greenbelt? 

200

Movement of the upper-class and middle-class people from upper core areas to the surrounding outskirts.

Suburbanization 

300

The largest settlement in a country, IF is has more than twice as many people as the second largest city.

Primate City

300

An urban area located on the outskirts of a city, traditionally connected to a major road way.

What is an edge city?

300

This model has multiple centers and complex structures that have certain activities that gravitate towards certain nodes in a city.  Some nodes attract certain people and activities and repel others. 

What is the Harris and Ullman Multiple Nuclei model? 
300
Policies that aim to reduce the impact of sprawl by promoting mixed land use within city limits.  Goal is to protect the farmlands and the rural landscape by making a city more compact, productive and to promote a better quality of life for citizens. 

What are Smart Growth Policies? 

300

This is when upper middle class residents move into a low income neighborhood and renovate the area raising the property value forcing low income residents out. 

What is Gentrification? 

400

attempted to develop a model to predict how and where central places in urban hierarchy (hamlets, villages, towns and cities) would be functionally and specially distributed.

Central-Place Theory

400

Urban model that describes a colonial-era city with a spine extending outwards from the CBD that houses an elite zone

Latin American Model

400

This model is based on the multiple nuclei model and focuses on transportation systems which allows a beltway to surround the urban area with multiple edge cities on the outside. 

What is the Galactic (Peripheral) city model? 

400

An urban design movement which promotes environmentally friendly lifestyle by creating walkable neighborhoods that contain a large range of goods/services and homes. 

What is New Urbanism?

400

This is a settlement that is made of cheap materials not up to the standard of the city and on land that the occupant does not even own. 

What is a Squatter Settlement? 

500

explains that the price/demand for land increases closer to the CBD (explains the concentric zone model and why different levels of development are located at certain distances from the central city)

Bid-Rent Theory

500

Urban model that focuses on a port area that is surrounded by foreign commercial zones. 

Southeast Asian Model

500

This model fits with the Sub Saharan African city model due to ancient times that were heavily influenced by colonialism.  

What is the Concentric Zone Model? 

500

These are buses, trains, subways, and other forms of transportation that charge set fares, run on fixed routes, and are available to the public.

What is public transportation? 

500

Banks would identify what they considered to be risky neighborhoods in cities, often predominantly black neighborhoods, and refuse to offer loans to anyone purchasing a house in the neighborhood encircled by red lines on their map.

Redlining