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Terms for subject Environment containing migration | all forms
EnglishArabic
animal migration Movements that particular animals carry out regularly often between breeding places and winter feeding groundsالهجرة الحيوانية
human migration The permanent or semipermanent change of a person's place of residenceالهجرة البشرية
internal migration A population shift occurring within national or territorial boundaries, often characterized by persons seeking labor opportunities in more advantageous areasالهجرة الداخلية
pollutant migration Uncontrolled movement, caused by percolation or other processes, of liquid or gaseous polluting materials from an original source area into other parts of an ecosystemهجرة الملوثات
seasonal migration The periodic movement of a population from one region or climate to another in accordance with the yearly cycle of weather and temperature changesالهجرة الموسمية