Explain the role of the consumer's diet in contributing to a sustainable food system. What food choices could an eco-conscientious consumer make to conserve environmental resources?


Eco-conscience consumers can reduce pollution and the use of resources through some of the dietary choices they make. A sustainable diet is higher in legumes, whole grains, nuts, seeds, fruit, and vegetables and lower in red meats and highly processed foods. Overall, a vegetarian diet requires just one-third of the energy needed to produce the average meat-containing diet. Meat production entails tremendous amounts of water, grain, and land, thus reducing the resources available to grow staple foods for human beings. An exception is livestock raised on the open range; these animals eat grass and require low energy inputs. So much of our beef is grain-fed, however, that the average energy requirement to produce it is high. Opting for more foods derived from plants and fewer foods derived from animals conserves environmental resources.

Nutritional Science

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The most reliable food source of chloride is:

a. meats and whole-grain cereals. b. salt. c. dark green vegetables. d. drinking water. e. milk and milk products.

Nutritional Science

Which of these actions does NOT help retain the vitamins in foods?

A) refining and processing rice B) avoiding exposure to air and light C) soaking foods in as little water as possible D) avoiding cooking with high heat

Nutritional Science

Which of the following is not a food group represented on the MyPlate icon?

a. fruits b. protein c. fats & oils d. dairy

Nutritional Science

Rebecca, an infant born at 32 weeks, weighed 1200 g (2.6 lb), and was SGA. Her head circumference was 30 cm (< 5th percentile). The mother was not interested in breastfeeding. A dietitian evaluated Rebecca and established appropriate growth and development goals for weight, length, head circumference, and body fat stores. A high-calorie formula (22 kcal/oz) was also initiated. Three months

following an infant's birth, her mother returned to the community health care clinic and reported that Rebecca was "not as tired as she used to be when drinking her bottle.". What additional information would reinforce the mom's report that the infant's feeding behaviors have improved? a. The number of bowel movements had increased since the last visit b. The amount of time between feedings had increased since the last visit c. The infant was now drinking sugar water d. The infant now enjoyed a pacifier

Nutritional Science