Migration

Migration is a temporary or permanent, short- or long-distance movement of people within or across a societal border to access better opportunities. Migration, fertility, and mortality are demographic basics and determinants of population and labor force structures, yet migration-related data from censuses are excluded in some demographic-based reports. The world had 740 million domestic migrants in 2009, while in 2010, over 215.8 million people, or 3.2 percent of the world’s 6,775 million population stayed outside their birth countries. However, accurate migrant population numbers remain unattainable because of migration flows, state-led data-gathering systems, and the exclusion of civil societies from migration-centered research and data collection on developing nations and women. Yet increasing migration rates continue to spark discussion on the types and patterns of migration and ...