changing economc world

• what is urbanisation


  the proportion of the world's population who live in cities - is growing. The result of natural increase of population plus migration
• what are the two main reasons cities are growing

  • natural increase
  • rural - urban migration
• what is natural increase


  the birth rate is higher than the death rate
• what is rural - urban migration

  the movement of people from the countryside into towns and cities
• what are the two categories that cause migration

  • push
  • pull
• what is the definition of a megacity


  • a city with a population of over 10 million
• what are the three types of megacities


  • slow growing
  • growing
  • rapid growing
• examples of push factors from the countryside:


  • farming is hard and poorly paid
  • desertification makes farming hard
  • school provide only basic education
  • few doctors or hospitals
  • rural areas are isolated due to poor roads
• examples of pull factors to urban areas:


  • more well paid jobs
  • high standard of living
  • friends and family already living there
  • public transport is better
  • better medical facilities
• in the world's richest countries what percent live in cities 


  60%
• where is the greatest rate of urbanisation


  • LICs and NEEs
• where is urbanisation slowing?


  • HICs
• what is HDI?

  the human development index
• What are factors involved in HDI?

  Income, education, life expectancy
• how many stages in the demographic transition model

  4 stages