Bangladesh
Burma
Pakistan
Sri Lanka
Tokyo
Sao Paulo
Calcutta
Mexico City
Yakuts
Samoyeds
Eskimo
Gaucho
1960
1973
1987
1993
Asia
Africa
Europe
North America
17%
39%
58%
73%
Area around the Black Sea
Northern Europe
Eastern Europe
Western Europe
Excessive pollution
Inaccessibility
Excessive cold
High altitude
Internal migration
Short term migration
Involuntary migration
Voluntary migration
Alpine
Negro
Nordic
Mediterranean