land that can be used to grow crops
The total number of people divided by the total land area.
The number of people per unit of area of arable land, The number of people per unit of area of arable land, which is land suitable for agriculture.
The ratio of the number of farmers to the total amount of land suitable for agriculture.
change in a population from high birth and death rates to low birth and death rates, change in a population from high birth and death rates to low birth and death rates
the time required for a population to double in size
Natural increase rate (NIR)
Crude death rate subtracted from crude birthrate
maps where one dot represents a certain number of a phenomenon such as population
Crude birth rate (CBR)
The total number of live births in a year for every 1,000 people alive in the society.
Crude death rate (CDR)
The total number of deaths in a year for every 1,000 people alive in the society.
an expected time to live as calculated on the basis of statistical probabilities
Total fertility rate (TFR)
The average number of children a woman will have throughout her childbearing years.
Infant mortality rate (IMR)
The total number of deaths in a year among infants under one year old for every 1,000 live births in a society.
Characteristic shift in disease pattern of a population as mortality falls. Acute, infectious diseases are reduced while chronic degenerative diseases increase
an epidemic that is geographically widespread
The number of males per 100 females in the population.
The number of people under the age of 15 and over age 64, compares to the number of people active in the labor force.
A bar graph representing the distribution of population by age and sex.
The portion of Earth's surface occupied by permanent human settlement.
the transformation from an agricultural to an industrial nation
English economist: Said that population tends to increase more rapidly than food supplies
One child policy
Act in China that allows people to have only 1 child in the city and 2 children in the countryside.
the intentional killing of baby girls due to the preference for male babies and from the low value associated with the birth of females
the use of devices or drugs to prevent conception
largest number of individuals of a population that a environment can support
Medical technology invented in Europe and North America that is diffused to the poorer countries of Latin America, Asia, and Africa.
Zero population growth (ZPG)
A decline of the total fertility rate to the point where the natural increase rate equals zero.
group who built on Malthus' theory and suggested that people wouldn't just starve for lack of food, but would have wars about food and other scarce resources.
the space within which daily activity occurs
migration into a place (especially migration to a country of which you are not a native in order to settle there)
movement of individuals out of an area, migration from a place (especially migration from your native country in order to settle in another)
When the number of immigrants exceed the number of emigrants.(The net migration is positive)
When the number of emigrants exceed the number of immigrants. (The net migration is negative)
An event that causes people to leave their homeland (ex the holocaust)
human migration flows in which the movers have not choice but to relocate
Permanent movement within a particular country.
Permanent movement from one region of a country to another.
factors that may inhibit migration even if a person is motivated to migrate
Oppoutunities that may occur during migration that may cause a migrant stop their migration
Migration that occurs within a one region.
a factor that draws or attracts people to another location
negative conditions and perceptions that induce people to leave their adobe and migrate to a new location
1. Most migrants only go a short distance
2. Longer-distance migration favors big city destinations
3. Most migration is rural to urban
4. Most migration proceeds step-by-step
5. Each migration flow produces a counter flow
6. Most migrants are adults; families are less likely to make international moves
7. Most international migrants are young males
(Ravenstein) Predicts that the optimal location of a service is directly related to the number of people in the area and inversely related to the distance people must travel to access it. Most people travel a short distance.
the movement of persons from one country or locality to another
Change in the migration pattern in a society that results from industrialization, population growth, and other social and economic changes that also produce the demographic transition.
Largely unskilled laborer, often an immigrant from South and East Asia, brought into the oil-booming countries to fill job openings that the region's native peoples find culturally or economically unacceptable., Workers who migrate to the more developed countries of Northern and Western Europe, usually from Southern of Eastern Europe or from North Africa, in search of higher-paying jobs.
People who enter a country without proper documents; illegal immigrants
Net migration from urban to rural areas in more developed countries.
established limits by governments on the number of immigrants who can enter a country each year
Large-scale emigration by talented people.
World population clusters
From largest to smallest; East Asia (China, Japan), South Asia (China, India), Europe and North America
Demographic transition model
Has 5 steps. Stage 1 is low growth (Basically non-existent), Stage 2 is High Growth (Ethiopia), Stage 3 is Moderate Growth (Latin America), and Stage 4 is Low Growth (U.S.A.) and Stage 5 (Denmark & Russia) although not officially a stage is a possible stage that includes zero or negative population group. This is important because this is the way our country and others countries around the world are transformed from a less developed country to a more developed country.