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Director / Editor: Victor Teboul, Ph.D.
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Independent and neutral with regard to all political and religious orientations, Tolerance.ca® aims to promote awareness of the major democratic principles on which tolerance is based.

The Inca string code that reveals Peru’s climate history

By Sabine Hyland, Professor of Social Anthropology, University of St Andrews
Andean people of the past looked at these strings as a record of the climate, and they studied them to understand patterns.The Conversation


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