ANTH 220 Lecture Notes - Lecture 11: Water Use, Cash Crop, Epigenetics
27 Jul 2018
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The history of western civilization and exploration/ trade: new exotic products, dietary staples,dietary symbols and ideologies (food is. 32% of us children considerd overweight or obese: rapid increase of overweight and obesity in the last. It is not genetics: dna is a script that is read. Lecture 12: solutions, policies and problems: solutions, crops: starts with clearing the land, replacing with crops. This leads to a loss in soil nutrients, you lose more nutrients each time you plant and harvest. In order to counter that you need fertilizer, but that creates a problem when fertilizer runs into waterways. This causes algae to grow, which depletes the oxygen in the water supply, leading to massive dead zones, killing freshwater animals and marine wildlife. Herbicides and pesticides are also used to protect crops from weeds and pests, however they also kill native plants, insects and animals. As plants adapt to chemicals we have to use more and more chemicals.
