- Carrying Capacity
- The supportable population given the necessary infrastructure (sanitation, medical care)
- Chain Migration
- Migration of people to a specific location because relatives or people of the same nationality previously migrated there
- Cohort
- Humans from a given population that have experienced an event in a particular time span
- Demographic Equation
- The formula that calculates population change. The increase (or decrease) in population is births minus deaths plus (or minus) net migration.
- Demographic Momentum
- The phenomenon of continued population increase despite reduced reproductive rates
- Demographic Regions
- Defined regions of where demographics of an area take place
- Demographic Transition Model
- Is a model used to explain the process of transition from high birth and death rates to low birth and death rates as part of the economic development of a country from a pre-industrial to industrialized economy
- Dependency Ratio
- The number of people under the age of 15 and over the age of 64 compared to the number of people active in the work force
- Disease Diffusion
- The diffusion of a disease throughout a population and its eventual fadeout
- Distance Decay
- The farther away a group is from another the less likely they will interact
- Doubling Time
- The number of years to double a population assuming a constant rate of natural increase
- Ecumene
- The portion of the Earth\'s surface occupied by permanent human settlement
- Epidemiological Transition Model
- Explains the distinct cause of death found in each stage of the demographic transition
- Forced Migration
- Permanent movement compelled usually by cultural factors
- Gendered Space
- Refers to physical space that is associated with a particular gender because of the activities that occur in the space
- Infant Mortality Rate (IMR)
- The total number of deaths in a year among infants under 1 year old for every thousand live births in society
- Internal Migration
- Permanent movement within a particular country
- Intervening Obstacle
- An environmental or cultural feature of the landscape that hinders migration
- Maladaptation
- Is an adaption that is (or has become) less harmful than harmful
- Migration Patterns
(Intercontinental) - Migration from continent to continent
- Migration Patterns
(Interregional) - Permanent movement from one region of a country to another
- Migration Patterns
(Rural-Urban) - Migration from the countryside to cities
- Mortality Rate
- A measure of the number of deaths in general(or due to a specific cause) in some population
- Overpopulation
- The number of people in an area exceeds the capacity of the environment to support life at a decent standard of living
- Personal Space
- An area or region of a person, in which they consider their personal domain or territory
- Population Densities
- A measurement of population per unit area of land
- Population Distrabutions
- The pattern of where people live
- Population Explosion
- A sudden rapid rise in the number of people
- Population Pyramid
- A bar graph representing the distribution of population by age and sex
- Pull Factors
- Factors that induce people to move to another location
- Push Factors
- Factors that induce people to leave old residences
- Rate of Natural Increase
- The crude minus the crude death rate of a population(excluding migration)
- Refugee
- A person who was forced to migrate from their home and cannot return for fear of persecution because of their race, religion, nationality, membership in a social group, or political opinion
- Sex Ratio
- The number of males per 100 females in a population
- Standard of Living
- How well off a person or a country is
- Step Migration
- A series of small, less extreme locational changes (e.x. if a person moves from a farm to a small town, then to a larger town, and finally to a city)
- Sustainability
- Resource use that aim meet human needs while preserving the natural environment so that these needs can be met not only in the present, but in the indefinite future
- Transhumance
- The sesional migration of livestock between mountains and low land pastures
- Under-population
- A state in which a country\'s population has declined too much to support its current economic system
- Voluntary Migration
- Permanent Movement undertaken by choice
- Zero population growth
- A law that limits the permitted uses of land an maximum density of development in a community
