(1) Seasonal migration

(2) By 1850, the heaviest concentration was in Louisiana, the result of Sicilian migration to New Orleans and its environs.

(3) The extensive rural-to-urban migration has created a severe housing shortage

(4) As the costs of migration are assumed to rise, the government acquires more power to extract additional revenue from its constituents without the constituents emigrating to another territory.

(5) The most frequented place at the moment appears to be in the waters off Kalbarri where humpbacks on their northern migration are frolicking about two weeks earlier than usual.

(6) It was the biggest migration of people seen in Europe since the Dark Ages.

(7) In proposing the waiver, the agency suggested that it would actually benefit wildlife: By interrupting migration , drilling would enable scientists to study the effects of habitat disruption on the deer.

(8) From the perspective of human ecology, migration is the major mechanism of social change and adaptability for human populations.

(9) Animal migration

(10) There is virtually no cell migration in plants

(11) This butterfly's annual migration across North America

(12) During periods of migration , the animals transport tribal communities, often as far as several hundred kilometers.

(13) The set of questions, mostly aimed at the intelligentsia, seek to form an opinion on migration of Sikhs from Kashmir.

(14) Data migration

(15) Having arrived there first as part of a wave of migration from Tahiti, probably in the 9th century, by 1200 they had established settlements in various parts of the islands.

(16) International migration

(17) You want to write a treatise on swallow migration ?

(18) They were rebuilt quickly after the war, and a massive urban migration occurred throughout the 1950s and 1960s as a result of large-scale industrialization and economic development.

(19) First, worldwide patterns of population growth and migration have resulted in increased urbanization, not only within the established industrialized states, but also in many undeveloped and developing societies.

(20) But each year the number decreased until there was only one, which left in late February, 1995, to begin its long spring migration to Russia's steppes.