five concentric rings
Concentric Zone Model
Relating to a city
urban
a city with a regional population over 10 million.
Megacity
located in Egypt & 3200 B.C.E
Nile Valley
focuses on transportation and communication
Hoyt Sector Model
suburb
a city with a regional population over 20 million.
Metacity
Located In Central America & 1500 B.C.E
Mesoamerica
several nodes / nuclei
Multiple Nuclei Model
cities whose size and shape are dictated by and almost require automobile ownership.
automobile cities.
a large suburb with its own government, more than 100k residents and is not a core city in a metropolitan area
boomburb
Located between India and Pakistan & 3000 B.C.E
Indus Valley
CBD remains but multiple shopping areas, office parks and industrial districts
Galactic City Model
the practice of identifying high-risk neighborhoods on a city map and refusing to lend money to people who want to buy property in those neighborhoods
redlining
a semirural district located beyond the suburbs that is often inhabited by well-to-do families
Exurb
Located in Northern China & 2500 B.C.E
Huang Ho / Yellow River
three CBDS(market, colonial and traditional)
Sub-Saharan Africa City Model
the removal of contaminants with plant species that react with or degrade contaminants or draw up contaminants from the soil into shoots and leaves.
phytoremediation
a concentration of business, shopping, and entertainment that developed in the suburbs, outside of a city‘s traditional downtown or central business district.
Edge City
Located in Peru & 2000 B.C.E
Andean Region