FOOD FARMING AND FAMINES

FOOD FARMING AND FAMINES - Exponential vs. Linear Growth:...

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Unformatted text preview: Exponential vs. Linear Growth: Limited Resources & the Struggle for life T im e 5 4 3 2 1 Population (Produced or Supported) 30 0 2 0 0 1 0 0 P o pul atio n (ex p) Fo o d (linea r) Food, Farming, Famines Adopt agriculture: Mesopotamia 10kya (cereals) Papua New Guinea 9 kya (banana & taro) Southeast Asia 8 kya (rice) China 8kya (millet) Central & S. America, 7 kya, (maize) Indus 6kya (, E Africa 5kya Prior to agriculture limited spectrum of infectious and parasitic diseases What are the social changes associated with the rise of agriculture? What are the health changes (positive and negative associated with the rise of agriculture? Residence in permanent, settled communities How related to health/disease? 1. Sanitation: Accumulation of human waste/refuse 2. Commensal animals: rodents, insects, etc. 3. Crowding: lots of people living with domesticated animals and pests Infectious diseases cross species 60% of all human disease is zoonotic in origin better at producing than distributing?...
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This document was uploaded on 10/28/2011 for the course ANTH 319 at UNC.

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FOOD FARMING AND FAMINES - Exponential vs. Linear Growth:...

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