About Immigration

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Title Immigration
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(from Freebase)
Immigration is the introduction of new people into a habitat or population. It is a biological concept and is important in population ecology, differentiated from emigration and migration. The International Organization for Migration (IOM) said there are more than 300 million migrants around the world today. Europe hosted the largest number of immigrants, with 70.6 million people in 2005, the latest year for which figures are available. North America, with over 45.1 million immigrants, is second, followed by Asia, which hosts nearly 25.3 million. Most of today's migrant workers come from Asia. The United Nations found that, in 2005, there were nearly 191 million international migrants worldwide, 3 percent of the world population. This represented a rise of 26 million since 1990. Sixty percent of these immigrants were now in developed countries, an increase on 1990. Those in less developed countries stagnated, mainly because of a fall in refugees. Contrast that to the average rate of...
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