APHUG 1&2

Space

The geometric surface of the Earth, where objects are defined by their location and distance from other things.

Place

An area of bounded space that holds human importance, often associated with a toponym.

Activity Space

The area where daily activities occur.

Sequent Occupancy

The succession of groups and cultural influences throughout a place's history.

Scale

The relationship of an object or place to the Earth as a whole, often represented through map scale.

Formal Region

A region defined by a homogeneous characteristic or uniformity.

Functional Region

An area defined by a central place or node that serves a practical purpose.

Vernacular Region

A region based on the perception or collective mental map of its residents.

Absolute Location

The precise point where a place is located on a map, defined by coordinates.

Relative Location

The location of a place compared to other places or geographic features.

Distance Decay

The principle that interaction decreases as the distance between places increases.

Friction of Distance

The inhibiting effect of distance on interaction between two points.

Space-Time Compression

The reduction of time it takes for something to reach another place due to advancements in technology.

Central Place Theory

A theory that explains the size, number, and distribution of human settlements in a hierarchical pattern.

Population Growth Rate

The rate at which a population increases or decreases in a given time period.

Dependency Ratio

The ratio of people who are too young or too old to work compared to those in the workforce.

Demographic Transition Model (DTM)

A model that describes population change over time through different stages of development.

Malthusian Theory

The theory that population growth will outpace food production, leading to scarcity.

Push Factors

Negative aspects of a rural area that drive people to migrate away.

Pull Factors

Positive attributes of urban areas that attract people to migrate.

Urbanization

The process by which cities grow as more people move from rural to urban areas.

Globalization

The process by which businesses and other organizations develop international influence or operate on an international scale.

Gentrification

The transformation of a neighborhood through the influx of more affluent residents, often displacing lower-income families.

Climate Change

Long-term alterations in temperature and typical weather patterns in a place.

Sustainable Development

Development that meets the needs of the present without compromising the ability of future generations to meet their own needs.

Migration

Movement of people from one place to another for various reasons, including economic, social, or environmental factors.