migration

• mobility is a generalized term that refers to all types of movements
• circulation is short-term and repetitive acts of mobility
• a permanent move to a new location is a migration
• Ravenstein's "laws"
• most migrants relocated a short distance and remain within the same country
• long distance migrants to other countries and head for major cites (economic activity)
• migration can be divided into two categories
• international (one country to another)
• voluntery
• forces
• internal (within same country)
• interregional
• intraregional
• 9% of the world's people are international migrants
• the global pattern reflects migration tendencies from developing countries to developed countries
• net out migration
• asia, latin america, africa
• net in migration
• north america, europe, oceanic
• The US has more foreign-born residents than any other country: 43 million as of 2010-growing by 1 million every year
• three main eras of immigration in the US
• colonial settlement in the 17th and 18th centuries
• mass european immigration in late 19th and early 20th centuries
• asian and Latin American integration in the late 20th and early 21st centuries