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Environmental Influences on Human Evolution: A Look at Guns, Germs & Steel

Explore the impact of environmental factors on human development over the past 13,000 years as presented in "Guns, Germs, and Steel" by J. Diamond. Discover how available plants and animals influenced the rise of farmers over hunter-gatherers, leading to societal changes such as specialization, governance, and the spread of germs.

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Environmental Influences on Human Evolution: A Look at Guns, Germs & Steel

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  1. Humans

  2. “Guns, Germs & Steel” • Consider Past 13,000 Years • Hunter/gatherers yield to farmers • Over time, Farmers are displacing H/G... Why? • Inherent characteristics of people? • Environment? • In GG&S, J. Diamond proposes purely environmental hypothesis

  3. Key Environmental Factors • Available plants suitable as crops • Available animals for domestication • Latitude orientation for easy diffusion

  4. Latitude

  5. Fertile Crescent

  6. Macro Pattern - Farmers • More Calories • More People • Camps, Villages, Communities • Specialization, Stuff • Warriors & Bureaucrats • Language, Rules, Laws, etc. • Germs…

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