World cities are large cities that have outstripped its national urban network and become part of an international global system. World cities are the centre of world trade and communications, leaders in banking and finance, the host of entertainment and sporting events, the headquarters of non-government organisations, and major tourist destinations. World cities are the command and control centres in the borderless domain of the new global economy. Examples of world cities are New York, London, Tokyo and Paris.
An example of an urban dynamic in Sydney/green square
The urban dynamics of Green Square is going under the process of urban renewal, urban decay and urban consolidation. Green Square is set to become a true exemplar of green living with developments linked to recycled water, people linked to shops, buildings, parks, gardens and entertainment with bike and walking routes and public transport. This is creating about 5,700 new homes have been built since 2000, bringing in close to 11,000 more residents. By 2030, Green Square is expected to attract 40,000 new residents and 22,000 new workers. Green Square town centre is the major focus with the new retail, cultural and commercial hub centring on the Green Square train station.
Explain the human impacts affecting an ecosystem
Fishing-
Tourism-
Shipping and oil spills-
What are the main issues in mega cities and strategies used to improve the issue.
Water and sewage- The World Bank has sponsored a project to curb air pollution through public transport improvements, use of emission standards and improvements to air quality monitoring. The Mexican Government has started to shut down polluting factories, is phasing out diesel-powered buses and has mandated emission controls on new cars.
Employment-The government funding to improve employment by creating programs to up skill and educate the unemployed in order to get employed.
Congestion of transport- In an