Population geography

Geography

Geography is the science that studies the lands, features, inhabitants, and phenomena of Earth. A literal translation would be "to describe or write about the Earth". The first person to use the word "geography" was Eratosthenes...

is a division of human geography

Human geography

Human geography is one of the two major sub-fields of the discipline of geography. Human geography is the study of the world, its people, communities, and cultures. Human geography differs from physical geography mainly in that it has a greater focus on studying human activities and is more...

. It is the study of the ways in which spatial variations in the distribution, composition, migration, and growth of populations are related to the nature of places. Population geography involves demography in a geographical perspective. It focuses on the characteristics of population distributions that change in a spatial context. Examples can be shown through population density maps. A few types of maps that show the spatial layout of population are choropleth, isoline, and dot maps.
Population geography studies:

• Demographic phenomena (natality, mortality, growth rates, etc) through both space and time
• Increase or decrease in population numbers
• The movements and mobility of populations
• Occupational Structure
• The way in which places in turn react to population phenomena e.g. immigration
  Immigration
  Immigration is the act of foreigners passing or coming into a country for the purpose of permanent residence...
  
  

Research topics of other geographic sub-disciplines, such as settlement geography

Settlement geography

Settlement geography is a branche of geography that investigates the earth's surface's part settled by humans.- Classification :Traditionally, it belongs to human geography and is divided into urban geography and the geography of rural settlements. Apart from India, the term is actually rarely used...

, have also a population-geographic dimension:

• Grouping of people in settlements
• The way from the geographical character of places e.g. settlement patterns

All of the above are looked at over space and time.