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1. MIGRATION<br />Migration is the process of changing residence and moving your whole round of social activities from one place to another. Migration have two types one is international migration and second is internal migration.international migrants move between countries, wheras internal migrants do their moving within national boundries.<br />Migration is selective and is associated especially with age, gender and different stages in the life cycle. Migration then is a huge topic of tremendous importance for all human socities, regardless of levels of fertility and mortality. At the same time, however migration is influenced by relative levels of mortality and fertility and migration, then has its own influence on mortality and fertility not just in the places to which migrants go, but also in the places from which they came.<br />I also examine migration that occurs forcibly including slavery and refugee movements. Migration is is an activity carried out by people under varying legal and sociopolitical circumstances.<br />Migration are generally available from censuses, simple surveys, immigration records and vital registration records.<br />Four important steams of internal migration these are urban to urban, rural to urban, urban to rural, rural to rural. The first three and especially the second one are important for understanding the process of urbanizationand the last three are important studing de-urbanisation policy if any of the government.<br />Generally migration takes place from economically depresed areas to the centres of commerceand industry. Migration mostly takes place due to the head of the family accompanied by family members regardless the area of residence.<br />The next highest cause as determined from the 1998s census data is marriage in rural areas andtransfer or emploment in urban areas. Migration can occur as result of push and pull factors. Push factors are those which force a person to migrate out of the area. Pull factors are those which encourages a person to migrate in that area.<br />