Other slides in this set

Slide 2

Preview of page 2

Here's a taster:

World Cities
World City Mega City Millionaire city
Definition A city that has influence over the A city with a population A city with a population
whole world. They are centres of more than 10 million of over one million
for trade, business, culture and people
science.
Characteristics · Resource centres ­ grow as · Population density of · Generally found in
companies have excess to 2,000 persons/km2. MEDC's
knowledge to cause · Formal and informal · Increase in
enterprise to flourish. economics. globalisation they
· Learning centres ­ Businesses · Poverty, crime and have spread to LEDCs
learn they enter cycles of social fragmentation and major trading
growth and development. (high levels). ports or areas that are
· Centres of spatial proximity e. · As of 2011 there are becoming economic
g. universities. 21 megacities. hubs.
Examples New York, London, Tokyo Mumbai, Tokyo, New London, Mumbai and
York, Mexio City Shanghai…read more

Slide 3

Preview of page 3

Here's a taster:

More than 50% of the worlds Most millionaire, Mega and Word
population live in urban areas, cities and in the northern
this is increasing especially in hemisphere (LINK TO
LEDC's. Global Pattern ECONOMICS) and often on a
coastline or large river.
More than 20 mega cities
with 2/3 in developing
countries
More than 400 millionaire World cities tend to be in
cities. In the past they developed countries but
were mostly in the over time are likely to
developed world but now develop in developing
increasingly in the countries such as China.
developing…read more

Slide 4

Preview of page 4

Here's a taster:

Urbanisation:
· Defined at the movement of people from rural to urban areas for
settlement.
· In 2010 a key date was passed, the World's urban population passed
50% for the first time in history. The World Health Organisation
(WHO) of the UN estimate that "By 2030, 6 out of every 10 people will
live in a city, and by 2050, this proportion will increase to 7 out of 10
people."…read more

Slide 5

Preview of page 5

Here's a taster:

As people migrate to cities urban
population increases. The migrants tend
to be young people, they may then also Rural-Urban Migration or a
have children which again increases the
population.
Causes: naturally increasing population
Push Pull
Human activity and changes in climate may cause More jobs in urban areas.
desertification. If land becomes unproductive it cannot
provides food for population who then move away.
Some farmers take out loans to help them improve their Jobs in urban areas are usually better paid.
yields ( i.e. to buy fertiliser), if these crops fail they may
be unable to pay these loans back and may lose land.
Conflict and civil war may cause people to flee their They may be better access to education and healthcare.
homes. If many are killed or injured in a war there will
be less people to work the land causing food shortages.
Natural disasters such as earthquakes and floods may Other family members may have already moved to the
damage homes and farmland which people cannot city.
afford to rebuild or repair.
Changes in land use in rural areas can drive people out There is often a perception that quality of life will be
e.g. farmland flooded to create HEP. better in a city.
Mechanisation of agriculture means fewer jobs needed
to work the land so there's a lack of jobs.…read more

Slide 6

Preview of page 6

Here's a taster:

As Urban populations grow there is increased demand
for space e.g housing, resources and services. If these
increased demands cannot be met, it can lead to poor
Impacts:
quality of life for the people living in the area.
Many developing countries cannot afford these extra
demands or cannot keep up with the rapid rate of
urbanisation, so has a number of negative impacts:
· Not enough houses, cannot afford to rent or buy · Built on lands unsuitable for construction
· Forced to live in shelters or on streets e.g in 2009 · Lack of basic services e.g clean water and waste
more than 13,000 people in Sao Paulo Brazil. disposal = disease
· Build own homes, leads to slums of shanty towns, · Little education = hard to get a well paid job
poorly built. · Difference in wealth causes tension and social issues
· High competition for good jobs in formal sector, so such as violence and crime
migrants accept poorly paid jobs in informal sector
· Increases pressure on roads and railways causing
congestion and air pollution.…read more

Slide 7

Preview of page 7
Preview of page 7

Slide 8

Preview of page 8
Preview of page 8

Slide 9

Preview of page 9
Preview of page 9

Slide 10

Preview of page 10
Preview of page 10

Comments

Sujan1997

Thank you so much

Similar Geography resources:

See all Geography resources »See all resources »