The frequency and variety of city names found in their online conversations were used to identify the unique spatiotemporal patterns of “geographical awareness” for Twitter users. By analyzing Twitter messages, this study examines how Twitter users exchanged and recognized toponyms (city names) for different cities in the United States. Your answer should include: Asia / Africa / Europe / Concentration How has this changed over time? Your answer should include: Increased / Grown Explain world cities and how they influence decision-making, using the examples of London and New York.Dynamic social media content, such as Twitter messages, can be used to examine individuals’ beliefs and perceptions. Political decisions – Government decisions in the UK can affect people globally (investment and conflict) Describe the distribution of megacities around the world. Investment – London and New York are the world’s biggest financial centres (Half the worlds money comes through London each year)Īirline traffic – Dubai was the worlds busiest airport in 2014 (London Gatwick and Heathrow combined would be)ĭecision-makers (TNC’S) – 80% of the world’s largest companies have headquarters in cities of the USA, the EU, and Japan. The cities are ‘hubs’ (centres, where economic activity occurs. It is strategically placed, close to Europe, and used to rule much of the world through the empire. These cities have Urban Primacy – That means an importance and influence bigger than there size suggests.Īn example of this is London- it is not the world’s largest city but it plays a big role globally.

In 1997, there were 285 million cities (179 of which were in emerging countries)Ī few megacities play a larger role in world affairs then other cities. The term ‘million city’ is used for any city with a population over a million. Climate and Coastal Landscapes of ErosionĪs the world becomes more urbanised, so towns and cities grow in population and area.Geology and Coastal Landscapes of Erosion.Earthquakes in Different Parts of the World.Impact and Management of Hurricane Sandy.Volcanoes in Different Parts of the World.Environmental Impacts of Development in India.Internationa Impacts of Development in India.

What is a global city geography