Population & Urban Areas

• Density - Number of people per km2
• Map:

  P (Pattern)

  E (Evidence)

  A (Anomaly/something interesting)

  Graph:

  T (Trend)

  E (Example)

  A (Anomaly/something interesting)
• Urban area definition:

  Refers to towns and cities. Urban areas are very developed, meaning there is a density of human structures, such as houses, commercial buildings, roads, bridges and railways
• What makes an urban area 'urban'?

  • lots of buildings
  • many opportunities for entertainment
  • densely populated
  • many public transport options
  • things change regularly, fast paced
  • lots of noise
  • light pollution
  • lots of concrete
  • less green space
• Urbanisation defintion:

  The process of urban areas growing in size and population over time as people migrate from the rural to urban areas
• Reasons people migrate to cities:

  • further education
  • better jobs
  • better social opportunities
  • more activities and entertainment
  • more modern infrastructure
• Benefits of urban environments:

  • creating jobs
  • better services
  • more modern
  • government can focus funding
  • more political attention
  • centres of innovation
  • business opportunities
  • cultural hubs
  • diverse and cosmopolitan
  • range of entertainment
• Challenges of urban environments:

  • traffic congestion
  • pollution (air, light, noise)
  • sewage and waste disposal
  • supply of resources
  • shortage of land
  • high house prices
  • inequality
  • pressure on infrastructure
  • lack of green space
  • destruction of animal habitats
• Population Definition:

  Number of people living in a defined area (e.g. city or country)
• What effects population?

  1. Births
  2. Deaths
  3. Migration (Emigration & Immigration)
• Natural Increase Definition:

  Natural increase is a term used to describe how much a population is rising due to births and death alone

  Calculated by subtracting the number of deaths from number of births