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Population People and places to live
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What % of the earth’s surface is suitable for humans to live on? 70% water 10% dry 5% mountains 5% cold Answer: 10%
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So where do they live? Population distribution = describes how people are spread out over the earths surface
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Topological Maps A topological maps are an simple way to show information and they help us to make easy comparisons between places Adult Literacy Rate (%)London Underground
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Adult Literacy Rate (%)
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How is the world’s population distributed across the surface of the world?
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Population density What is it? How does it vary around the world? What affects it?
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Population density What is it? How does it vary around the world?
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What is it? Population density = the average number of people living in a given area Population density = Population Per sq km Area (KM) DENSELY POPULATED e.g.. 243 sq km China SPARSELY POPULATED e.g. 2 sq km Australia N.B IT IS ONLY AN AVEARGE NOT A TRUE REPRESENTATION
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Extension – page 102 Understanding GCSE Geography 1) Describe the distribution pattern for Figures 1, 2 and 4 2) Figure 3 to help you – can you explain why the world population distribution is as it is.
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Population Clock http://opr.princeton.edu/popclock
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