gtg

Post on 06-Aug-2015

149 views 2 download

Transcript of gtg

Hunter / Gatherer Lifestyle

Disadvantages-Nomadic-Virtually no luxury-Physically straining-Food acquisition very time consuming-Food can be unreliable

(Barrère, 1743)

Hunter / Gatherer Lifestyle

Advantages-Usually nutritious-Physical activityincreases strength-Unlikely to create largeimpact on environment

Natives hunting nutritious, protein filled, meat("Native Americans". Encyclopedia Britannica.)

Agricultural Lifestyle

Advantages-Allows more time forother societal needs-More productive-Allows permanent residenceand communities

Disadvantages-Resources can bedepleted more easily-Generally less nutritious

Early Farmers

Why Switch?

• When hunting and gathering seemed to work, why switch?

• Early humans probably lacked our knowledge of nutrition

• They didn’t have historical examples of environments and resources being overused

• Issues with farming aren’t evident immediately after its adoption