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More than 50% of the world's population live in urban areas . This number is increasing,
particularly in developing countries. Population growth in urban areas has increased the
number of big cities in the world.

The increasing percentage of people living in urban areas is called urbanisation. It plays a…

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The Development of World Cities
Among the world's largest urban areas are a select group of cities which have become
critical in terms of economic activity.

Just 100 cities account for 30% of the world's economy.

World cities play an important role in the global economic system. They allow global…

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A world city is politically central and influential

It must have power on a global scale
It's country may be part of a major group such as the G8
It should hold a seat of government

A world city is a place with excellent national and international transport and communications…

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