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Geography Optional 300+ Score Pack · Model answer
Explain the sequential development of areal differentiation as a fundamental concept in Human Geography.
- UPSC 2023
- Perspectives in Human Geography
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Areal differentiation is the study of how and why the character of the earth's surface varies from place to place — of the integrated associations of physical and human phenomena whose differing combinations make each portion of the surface distinguishable from its neighbours.
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What the full answer covers
- Stage I — Classical Greek and Roman Chorography: Hecataeus and Strabo Establish Description of Parts
- Stage II — Varenius (1650): The General–Special Division Gives Areal Differentiation Its Logical Home
- Stage III — Kant (18th Century): Chorology Grounded Philosophically as Space's Answer to History's Chronology
- Stage IV — Humboldt and Ritter (1790–1859): Regional Synthesis as Working Practice
- Stage V — Richthofen (1883): Analytic-Systematic versus Synthetic-Regional, and Two-Step Chorology
- Stage VI — Hettner (1895–1927): Chorology Formalised into the Science of Areal Difference
- …and 6 more sections, with a conclusion
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