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Antarctic Circle

Tropic of Capricorn

Equator

Tropic of Cancer

Arctic Circle

E R N (^) O C E A
N
A R C T I C^
O C E
A N
INDIAN
OCEAN
Java Sea
PACIFIC
OCEAN
London Essen
Paris
St. Petersburg
Moscow
Istanbul
Cairo
Lagos
Kinshasa
Tehran Lahore
Karachi
Delhi
Mumbai
(Bombay) Hyderabad
Chennai
(Madras)
Bangalore
Kolkata
(Calcutta)
Dhaka
Beijing
Tianjin
Seoul
Chongqing
Wuhan
Shanghai
Tokyo
Osaka
Bangkok Manila
Jakarta
Hong Kong
Madrid
Riyadh
Baghdad
219
FIND OUT MORE. Architecture 328–329 • Human Impact 64–65 • International Organizations 434 • Social Equality 304–305
People and Places
KEY
City with over
5 million inhabitants
POPULATION DENSITY
People per square km (square mile)
over 200 (over 520)
101–200 (261–520)
51–100 (131–260)
21–50 (52–130)
13–20 (30–51)
6–12 (14–29)
1–5 (4–13)
below 1 (below 3)
HONG KONG, CHINA 3
Cities such as Hong Kong have
solved the problem of limited
space by building up rather than
out. This has led to a growing
number of so-called mega-cities,
with populations of more
than ten million. However,
overcrowding, pollution, and a
lack of open space make such
cities unpleasant to live in.
REFUGEES 3
Poverty drives many people, such as these Albanians, to flee
their country in search of jobs and a better life elsewhere.
population