GEOG 122 Lecture Notes - Lecture 24: Chain Migration, Megacity
Document Summary
In 2008 for the irst ime in the world there were as many people living in ciies as in rural ciies. In global north more people living in ciies since early 20th century (in canada since 1931; 2011. In global south, slower process: irst, lain america and se asia, then s and e asia (china 53% urbanised), slower in sub saharan africa (although lagos, nigeria, 17m). In 1975 half the largest ciies in world split between global north and south. In 2014 3-1 in favour of global south. Rural-urban migraion lays behind much of the urbanisaion of the global south. Involves men and women and a variety of moives. Remitances sent back as part of a larger household survival strategy. Informal sector = self employment in an informal enterprise (small & unregistered) or employment in informal job (without a contract, beneits or social protecion). Much informal sector work is urban based:
