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Thinking outside the box - the Arno Peters map projection and africa. University of Pécs June 14, 2012. Sandor Foldi Interdisciplinary Doctoral School. Table of contents. The Mercator projection Size does matter „the Greenland problem” The Peters projection Controversies

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thinking outside the box the arno peters map projection and africa

Thinkingoutsidethebox - theArnoPeters map projection and africa

University of Pécs

June 14, 2012

Sandor Foldi

InterdisciplinaryDoctoralSchool

table of contents
Table of contents
  • The Mercator projection
    • Size does matter
    • „the Greenland problem”
  • The Peters projection
    • Controversies
    • ”Mapping” Africa
    • The projection’s relevanceto Africa and the global South
  • Other map projections
the mercator projection1
The Mercator projection
  • The most commonly used projection
  • Gerardus Mercator – 1569
  • Originally for maritime navigation
  • Dilemma: shape or size?
  • ”Conformal” – shapes as they appear on the globe
  • Examples for area exaggeration
the peters projection1
The Peters projection
  • Arno Peters in 1973
  • It has:
    • Fidelity of position and area
    • Fidelity of axis
    • Different indicators with different colors
    • Neutrality
  • What about the size? – the”hanging sheet” effect
  • Helps to improve creative thinking and problem solving
  • Size and importance – socialequality
controversies
Controversies
  • Mercator projection
    • Based on the worldview of the sixteenth century
    • Alleged eurocentrism
    • Colonial attitude
    • Favors the countries of the global North
  • Peters projection
    • In the focus of cartographic and geographic debates since its inception (Robinson, Snyder, Vajukovic, Maling, Kaiser)
    • Anti-rectangular resolution form US cartographers
      • Cartographically inappropriate
mapping africa
”Mapping” Africa
  • Pre-colonialcartography
    • Ptolemaicconceptions
      • Gastaldi 1564, Ortelius 1570, Speed 1627…
    • The ”Age of Reason”
      • De L’Isle 1700, D’Anville1727
    • Terra incognita
    • Methodologicalcontinuity
    • Directcolonialauthority
      • Instrumentalobservations - scientificdimensiontotravellers’ records
    • Mapsfortheadministrativesystems
what do you think
Whatdoyouthink…?
  • …which map projection is ”better”?
    • Onethatshowstruelandmassbutdistortsshape, distance and directionor
    • Vice versa?
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