In seeking to show that population growth threatens to exhaust the world’s agricultural resources,...

Question

In seeking to show that population growth threatens to exhaust the world’s agricultural resources, the Worldwatch Institute has pointed out that in 1988, for the first time in its history, the United States ate more food than it grew.

(a) By what measure do you suppose the United States ate more food than it grew in 1988? Volume? Weight? Calories? Or monetary value?

(b) If official trade accounts show that U.S. food imports exceeded food exports in any given year, this will mean that the dollar value of the imports was greater than the dollar value of the exports. Why would such figures not be persuasive evidence that the United States had lost the ability to feed itself?

Rochak · Accepted Answer

a. In all the measures, i.e., Volume, weight, calories, and monetary value we (The United States) are supposed to eat more food than it grew in 1988 because as the population increases the volume, the weight of the food intake will increase because more people are eating the food. Also,

In seeking to show that population growth threatens to exhaust the world’s agricultural resources, the Worldwatch Institute has pointed out that in 1988, for the first time in its history, the United...

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