ANSI 1124 Lecture Notes - Lecture 7: Corn Oil, Meat Industry, Overgrazing
Document Summary
Bennett"s law: as income rises, the ratio of starchy foods in the diet falls. Poor eat more starchy food: grains, root crops. Engel"s law: the proportion of household budget spent on food decreases as income increases. Wealthy spend lower % of income on food. Food security: access by all people at all times to enough food for an active, healthy life. Lack of food security is caused by lack of purchasing power. 14% of households in the us were food insecure. Americans who lived in food insecure households: 33. 3 mil adults, 15. 8 mil children, 4. 8 mil seniors (8%) Renewable resource and convert other renewable resources (plants) into those products and services. Worldwide, plants supply more to total calories than animals. 17% - animals (1/2 of world"s grain is fed to animals: diets in developing countries = plant based, in developing countries, animals contribute higher % of total calories.
