: The use of statistical and mathematical models for locational analysis.
For his concepts of Lebensraum and environmental determinism. Vidal de la Blache: For the concept of "Possibilism." Key Themes: Paradigms and Shifts Evolution Of Geographical Thought By Majid Husain Pdf
The work of Humboldt and Ritter in the 19th century marks the beginning of modern geography. : The use of statistical and mathematical models