Vocab Unit 2b Flashcards
Internal migration
Migration within natural boundaries
Internally displaced persons
Individuals who leave their home due to conflict, human rights abuse, war, or environmental catastrophes, but do not leave their country to seek safety
Intervening
The presence of a nearer opportunity that greatly diminishes the attractiveness of sites farther away
Life expectancy
Average number of years an infant newborn can expect to live; number varies within countries, cities, ethnicities, sexes, and between MDCs and LDCs
Thomas Malthus
Argued that the size and growth of a population depends on the food supply and agricultural methods AND when there is an insufficient supply of food, people die
Migration
Involves a degree of permanence when moving to a new locale
Mortality rate
Number of deaths in a single year for every 1000 people
Physiological density
Measure of the number of people per arable land
Population-doubling time
The length of time for a population to double in
Population Pyramid
Provides a visual representation of a population in terms of age and sex as well as a good indication of the dependency ratio within a country and is used to assess population growth and decline and to predict markets for goods/services
Pro-natalist policies
Policies that provide incentives for women to have children, typically in countries with declining populations: Japan, Singapore, Denmark, Germany, Italy
Pull factors
Characteristics that attract a person to a place
Push factors
Characteristics that make a person want to leave a place
RNI
Birth rate minus death rate
Ravenstein’s laws of migration
- every migration flow generates a return migration flow
- most migrants move a short distance - migrants who move longer distances tend to choose big-city destinations
- most migrants are from rural areas
- migration is caused mostly by economic reasons
Refugees
Individuals, protected by law, who cross national boundaries to seek safety from armed conflict or persecution
Rural to urban migration
The movement of people from the countryside to the city which causes two things to happen; increasing proportion of people living in towns and cities and expansion of urban areas
Slavery
Having legal property rights over another human and forcing them to obey
Step migration
Migration to a distant destination that occurs in steps
Transhumance
Seasonal movement of pastoral nomads who move livestock between summer and winter pasture
Transnational migration
Migration across national boundaries
Voluntary Migration
An individual chooses to move, typically based on various push-pull factor
