1. Exploring Map Projections
How Does Perspective and Purpose Influence the Creation of Maps?
Exploring Map Projections

2. The Cartographer’s Challenge

3. The Cartographer’s Challenge

4. The Cartographer’s Challenge

5. The Cartographer’s Challenge

6. What gets distorted on maps?
• the shapes of land and water areas

7. What gets distorted on maps?
• the shapes of land and water areas
• the relative sizes of land and water areas

8. What gets distorted on maps?
• the shapes of land and water areas
• the relative sizes of land and water areas
• distances between places

9. What gets distorted on maps?
• the shapes of land and water areas
• the relative sizes of land and water areas
• distances between places
• angles of direction between places

10. Different projections reflect different distortions.
Furuti, Carlos. Map Projections Summary. 9 Sept 2012 <

11. Mercator Projection What appears accurate?
Furuti, Carlos. Map Projections Summary. 9 Sept 2012 <

12. Mercator Projection What appears accurate? Shape Direction
Furuti, Carlos. Map Projections Summary. 9 Sept 2012 <

13. Mercator Projection What appears distorted?
Furuti, Carlos. Map Projections Summary. 9 Sept 2012 <

14. Mercator Projection What appears distorted? Size
Furuti, Carlos. Map Projections Summary. 9 Sept 2012 <

15. Mercator Projection The purpose of this map:
Developed in 1569 by Gerardus Mercator as a navigation tool.
Furuti, Carlos. Map Projections Summary. 9 Sept 2012 <

16. Mercator Projection: Problems
Africa Compared to Greenland
The North Compared to the South. The Peters Projection: An Area Accurate Map. 9 Sept 2012 <

17. Mercator Projection: Problems
Africa Compared to Greenland
The North Compared to the South. The Peters Projection: An Area Accurate Map. 9 Sept 2012 <
Greenland: 800,000 sq. miles
Africa: 11.6 million sq. miles

18. Mercator Projection: Problems
Europe Compared to South America
The North Compared to the South. The Peters Projection: An Area Accurate Map. 9 Sept 2012 <

19. Mercator Projection: Problems
Europe Compared to South America
The North Compared to the South. The Peters Projection: An Area Accurate Map. 9 Sept 2012 <
Europe: 3.8 million sq. miles
South America: 9.9 million sq. miles

20. Gall-Peters Projection
What appears accurate?
Furuti, Carlos. Map Projections Summary. 9 Sept 2012 <

21. Gall-Peters Projection
What appears accurate?
Size
Furuti, Carlos. Map Projections Summary. 9 Sept 2012 <

22. Gall-Peters Projection
What appears distorted?
Furuti, Carlos. Map Projections Summary. 9 Sept 2012 <

23. Gall-Peters Projection
What appears distorted?
Shape
Furuti, Carlos. Map Projections Summary. 9 Sept 2012 <

24. Gall-Peters Projection
The purpose of this map:
Developed in 1855 by Arno Peters to portray the size of the continents more accurately.
Furuti, Carlos. Map Projections Summary. 9 Sept 2012 <

25. Gall-Peters: Problems
“The Peters map is somewhat reminiscent of wet, ragged long winter underwear hung out to dry on the Arctic Circle."
- cartographer Arthur Robinson
Rosenburg, Matt. Peters Projection vs. Mercator Projection. About.com. 9 Sept 2012 <

26. Robinson Projection What appears accurate?
Furuti, Carlos. Map Projections Summary. 9 Sept 2012 <

27. Robinson Projection What appears accurate? Shape Size
Furuti, Carlos. Map Projections Summary. 9 Sept 2012 <

28. Robinson Projection What appears distorted?
Furuti, Carlos. Map Projections Summary. 9 Sept 2012 <

29. Robinson Projection What appears distorted? Direction
Land and water areas near the poles
Furuti, Carlos. Map Projections Summary. 9 Sept 2012 <

30. Robinson Projection The purpose of this map:
Developed in by Arthur Robinson to provide a balance between size and shape.
Furuti, Carlos. Map Projections Summary. 9 Sept 2012 <

31. The Problem of Antarctica
Copyright © 1996, 1997 Carlos A. Furuti

32. The Problem of Antarctica
Copyright © 1996, 1997 Carlos A. Furuti
Draw a sketch of a map that would show Antarctica more accurately.

33. The Problem of Antarctica
World South Pole Lambert Azimuthal Equal Area Projection Map. 9 Sept 2012 <

34. Other Map Projections
Furuti, Carlos. Map Projections Summary. 9 Sept 2012 <

35. Other Map Projections
Furuti, Carlos. Map Projections Summary. 9 Sept 2012 <

36. Other Map Projections
Furuti, Carlos. Map Projections Summary. 9 Sept 2012 <

37. Other Map Projections
Furuti, Carlos. Map Projections Summary. 9 Sept 2012 <

38. Other Map Projections
Furuti, Carlos. Map Projections Summary. 9 Sept 2012 <

39. Other Map Projections
Furuti, Carlos. Map Projections Summary. 9 Sept 2012 <

40. Other Map Projections
Furuti, Carlos. Map Projections Summary. 9 Sept 2012 <

41. Other Map Projections
Furuti, Carlos. Map Projections Summary. 9 Sept 2012 <

42. Other Map Projections
Furuti, Carlos. Map Projections Summary. 9 Sept 2012 <

43. Other Map Projections
Furuti, Carlos. Map Projections Summary. 9 Sept 2012 <

44. Other Map Projections
Furuti, Carlos. Map Projections Summary. 9 Sept 2012 <

45. Other Map Projections
Furuti, Carlos. Map Projections Summary. 9 Sept 2012 <

46. Other Map Projections
Furuti, Carlos. Map Projections Summary. 9 Sept 2012 <

47. Other Map Projections
Furuti, Carlos. Map Projections Summary. 9 Sept 2012 <

48. Other Map Projections
Furuti, Carlos. Map Projections Summary. 9 Sept 2012 <

49. What is in the center?
Furuti, Carlos. Map Projections Summary. 9 Sept 2012 <

50. What is in the center?
U.S. Centered Map. 9 Sept 2012 <

51. What is in the center?

52. What is in the center?
National and International Politics: Projecting Maps and Making Representations. Pacific Centered Map. University of Minnesota. 9 Sept 2012 <

53. What is in the center?
Afro-Eurasia Centered Map. 9 Sept 2012 <

54. What is in the center?
Snyder, John P. Chapter 6: Enlarging the Heart of a Map. Figure Sept 2012 <

55. What is in the center?
McArthur’s Universal Corrective Map of the World. 9 Sept 2012 <

56. How far did the basketball travel?
The Issue of Distance
Mapquest
How far did the basketball travel?

57. The Issue of Distance
Mapquest

58. The Issue of Distance B A
Mapquest

59. 3905.3 miles How Far Did the Basketball Travel?
miles

60. The Cartographer’s Challenge

61. The Cartographer’s Challenge

62. The Cartographer’s Challenge
Projections
Mercator
Gall-Peters
Robinson

63. The Cartographer’s Challenge
Distortions
Size
Shape
Direction
Distance
Projections
Mercator
Gall-Peters
Robinson

64. Michigan Citizenship Collaborative Curriculum
Copyright © by Oakland Schools