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Food Waste

3.5 Global Agriculture Systems

Feeding Everyone

Despite agriculture’s tremendous productivity, food shortages, malnutrition, and famines are common around the world. How can this be? Many people assume that the world’s agricultural systems are not capable of producing enough food for everyone, but this is incorrect. Evidence from agricultural research demonstrates that there is enough worldwide agricultural capacity to feed everyone on the planet.[1] The problem is that this capacity is unevenly distributed and the power is the hands of a few global powers, i.e. the wealthiest nations, the United States being among them. Some countries produce much more food than they need, and others much less. In addition, distribution systems are inefficient and much food is lost to waste or spoilage. It is also true that in an agricultural economy food costs money, and worldwide many people who are starving or undernourished lack food because they cannot pay for it, not because food itself is unavailable.

Let’s return for a moment to the concept of meals and where our food actually comes from. Walking down the aisles of our local grocery store, we are surrounded by products that come from far away: apples from Chile, coffee from Guatemala, beans from India. This is evidence that our economy is organized around what anthropologists refer to as a world system, a complex web through which goods circulate around the globe. In the world system, complex chains of distribution separate the producers of goods from the consumers. Agricultural products travel long distances from their points of origin to reach consumers in the grocery store, passing through many hands along the way. The series of steps a food like apples or coffee takes from the field to the store is known as a commodity chain.

Photo collage of coffee farming, storage, and finally to the cafe
Figure: Links in the Commodity Chain for Coffee: As the coffee changes hands from the growers, to the exporters, to the importers, and then to the retail distributors, the value of the coffee increases. Consider the differences in wage between these workers.

The commodity chain for agricultural products begins in the farms where plant and animal foods are produced. Farmers generally do not sell their produce directly to consumers, but instead sell to large food processors that refine the food into a more usable form. Coffee beans, for instance, must be roasted before they can be sold. Following processing, food moves to wholesalers who will package it for sale to retail establishments like grocery stores. As foods move through the commodity chain, they become more valuable. Coffee beans harvested fresh from the field are worth $1.40 per pound to the farmer, but sell for $10–$20 at Starbucks.[2]

The fact that food is more valuable at the end of the commodity chain than at the beginning has several consequences for human communities. The most obvious of these is the reality that farming is not a particularly lucrative occupation, particularly for small-scale farmers in developing countries. Though their labor makes profit for others, these farmers see the lowest financial returns. Another effect of global commodity chains is that food moves very far from its point of origin. For wealthy people, this means having access to a variety of foods in the grocery store, including things like strawberries or mangos in the middle of winter, but in order to serve markets in wealthy countries, food is diverted away from the locales where it is grown. When quinoa, a high-protein grain grown in Bolivia, became popular with health enthusiasts in wealthy countries, the price of this food more than tripled. Local populations began to export their quinoa crop rather than eating it, replacing this nutritious traditional food with white bread and Coca-Cola, which were much cheaper, but contributed to increased rates of obesity and diabetes.[3] The global travels of the food supply have also affected social relations that were once strengthened by participation in food growing and sharing. Distance and competition have replaced these communal experiences. Many people yearn for more connection with their food, a sentiment that fuels things like “foodie culture,” farm-to-table restaurants, and farmer’s markets.

Reflection: What are some of the causes for inequities in the availability of food?


Glossary

Agriculture: the cultivation of domesticated plants and animals using technologies that allow for intensive use of the land.

Broad spectrum diet: a diet based on a wide range of food resources.

Built environment: spaces that are human-made, including cultivated land as well as buildings. Carrying capacity: a measurement of the number of calories that can be extracted from a particular unit of land in order to support a human population.

Commodity chain: the series of steps a food takes from location where it is produced to the store where it is sold to consumers.

Delayed return system: techniques for obtaining food that require an investment of work over a period of time before the food becomes available for consumption. Farming is a delayed return system due to the passage of time between planting and harvest. The opposite is an immediate return system in which the food acquired can be immediately consumed. Foraging is an immediate return system.

Domestic economy: the work associated with obtaining food for a family or household.

Foodways: the cultural norms and attitudes surrounding food and eating.

Foraging: a subsistence system that relies on wild plant and animal food resources. This system is some- times called “hunting and gathering.”

Historical ecology: the study of how human cultures have developed over time as a result of interactions with the environment.

Horticulture: a subsistence system based on the small-scale cultivation of crops intended primarily for the direct consumption of the household or immediate community.

Modes of subsistence: the techniques used by the members of a society to obtain food. Anthropologists classify subsistence into four broad categories: foraging, pastoralism, horticulture, and agriculture.

Mono-cropping: the reliance on a single plant species as a food source. Mono-cropping leads to decreased dietary diversity and carries the risk of malnutrition compared to a more diverse diet.

Neolithic Revolution: a period of rapid innovation in subsistence technologies that began 10,000 years ago and led to the emergence of agriculture. Neolithic means “new stone age,” a name referring to the stone tools produced during this time period.

Pastoralism: a subsistence system in which people raise herds of domesticated livestock.

Staple crops: foods that form the backbone of the subsistence system by providing the majority of the calories a society consumes.

Subsistence system: the set of skills, practices, and technologies used by members of a society to acquire and distribute food.

World system: a complex economic system through which goods circulate around the globe. The world system for food is characterized by a separation of the producers of goods from the consumers.


 

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Introduction to Food Insecurity Copyright © 2019 by Olya Glantsman; Jack F. O'Brien; and Kaitlyn N. Ramian (Editors) is licensed under a Creative Commons Attribution 4.0 International License, except where otherwise noted.