Negative circumstances that explain why people emigrate/leave their homes: they can be economic, social, environmental, political and demographic
Push Factors
From the perspective of the country the migrant is leaving, the person is viewed as an
Emigrant
If a person is displaced within their country of origin, then they are classified as
Internally Displaced Persons (IDPs)
is a person who has left their country and is seeking protection from persecution and serious human rights violations in another country, but who hasn't yet been legally recognized and is waiting to receive a decision
Asylee ( United States)
This English economist that argued that population will increase geometrically rather than arithmetically.
Thomas Malthus