102Chapter9 - Chapter 9: Food and Hunger 9.1 World Food And...

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Chapter 9: Food and Hunger
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9.1 World Food And Nutrition Millions of people are chronically hungry Famines usually have political and social causes Almost Never Due to Physical Lack of Food Overeating is a growing world problem We need the right kinds of food Vitamins can prevent illness
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9.2 Key Food Sources A few major crops supply most of our food Genetic Diversity is at Risk A boom in meat production brings costs and bene±ts Seafood is a key protein source Many Fisheries Near Collapse Increased production comes with increased risks
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9.3 Food Production Policies Food production can be sustainable (Duh) Otherwise We’d Be Extinct Policies can protect the land Short Term Profit vs. Long Term Benefit Cash Crops vs. Subsistence Agriculture Farmers Get Cash, But Have To Buy Their Own Food, Supplies
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Genetic Engineering The “green revolution” produced dramatic increases in crop yields
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This document was uploaded on 12/31/2011.

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102Chapter9 - Chapter 9: Food and Hunger 9.1 World Food And...

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