Final answer:
Agriculture, specifically croplands, has dominated land use in the United States over the past 50 years.
Explanation:
Agriculture has been the largest percentage of land use in the United States in the last 50 years. Croplands alone account for about 20 percent of the land in the United States, with the highest concentrations in the central United States. Additionally, when grazing and crops are combined, agriculture occupies about half of the land in the U.S.
Learn more about Land Use in the United States here:
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