changing urban enviroments

Description

Mind Map on changing urban enviroments, created by charlotte.turner on 02/26/2014.
charlotte.turner
Mind Map by charlotte.turner, updated more than 1 year ago
charlotte.turner
Created by charlotte.turner almost 11 years ago
16
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Resource summary

changing urban enviroments
  1. keywords
    1. mega city - typically defined as an urban area with over 10 million inhabtants
      1. central buisness district (CBD)- main shopping and service area in a city usually found in middle of the city
        1. land use -types of buildings and other facilitys in an area
          1. function-purpose of a particular place
            1. inner city- area around the CBD usually built before 1918
              1. surburbs/outer city- built after 1945 gets newer as they reach the edge
                1. urban sprawl- unplanned,uncontrolled growth of urban areas into surronding coundty side
                2. why urbanisation occours
                  1. natural increase- people migrate to towns which are generally young ones resulting in an increase in birth rates
                    1. natural increase- falling death rates improve resulting in more births than deaths
                      1. rural-urban migration-result in push-pull factors
                        1. rural-urban migration-uk mechanisation was driving force in the farming which led to unemployment amongst farm workers
                          1. large scale of factories in town pull people in
                          2. urban land use
                            1. a land use model sums up a simple way the pattern of the growth in a UK settlement
                              1. hoyt model- 1940's
                                1. burgess model-1920's
                                  1. why it changes
                                    1. the CBD is in the centre of the city due to accesablity where the main roads from surburbs and surronding area meet. easy place to meet
                                      1. CBD has lots of high rised buildings due to land values as the land is limited and competition for land is at its greatest
                                      2. the old inner city have the early industrial sites forn the industrial revoloution.
                                        1. land next to canals and railways allowing goods to be manifactored
                                          1. houses built close to factories for the workers so they can work
                                          2. suburbs
                                            1. big open spaces and land was cheaper so people wanted to live in surburbs
                                        2. issues in urban areas
                                          1. the number of the people living in the UK is increasing because more babies are being born than people dieing
                                            1. 70 million people live alone in the UK
                                              1. 70% pf increase demand for housing
                                                1. people live alone - young people leaving home, people marry later in life, divorces, living longer
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