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Working With Cartograms. Cartograms give graphic representations of data in ways that help us visually compare areas.

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Presentation on theme: "Working With Cartograms. Cartograms give graphic representations of data in ways that help us visually compare areas."— Presentation transcript:

1 Working With Cartograms

2 Cartograms give graphic representations of data in ways that help us visually compare areas. http://www.odt.org/Pictures/poplcart.jpg

3 In other words, cartograms make it easy to generally compare places just by looking at them – instead of having to read all of the statistics. http://www.odt.org/Pictures/map%20image%20only%201200.jpg Global wealth

4 http://www.odt.org/Pictures/map%20image%20only%201200.jpghttp://www.odt.org/Pictures/poplcart.jpg Cartograms representing the same information may look slightly different. Both represent population.

5 http://www-viz.tamu.edu/faculty/house/cartograms/1996Cartogram.html http://www.bts.gov/programs/geographic_information_services/maps/structurally_deficient_bridges_on_the_national_highway_system/images/us.gif Populations of U.S. States Which states have the largest populations? Which have very small populations?

6 http://www-viz.tamu.edu/faculty/house/cartograms/DecadeAnim.html Another perspective...

7 Which African countries have the largest populations? http://www.odt.org/Pictures/map%20image%20only%201200.jpghttp://www.odt.org/Pictures/poplcart.jpg Remember: Cartograms can look slightly different and still both be accurate. They are not actual maps. They represent comparative data.

8 How are these cartograms of Europes population different? http://www.odt.org/Pictures/map%20image%20only%201200.jpg http://www.odt.org/Pictures/poplcart.jpg How are they the same?


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