Category Archives: food economics

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A Vegan Diet saves land and grain

Per person, a vegan diet saves: 1.9 acres of grassland used for grazing cattle calculation: 613.7 million acres of “Grassland pasture and range” used for cattle, divided by 322 million persons in the U.S. sources: USDA ERS Major Land Uses; … Continue reading

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How much Farmland is used for Biofuel?

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The United States In 2015, the U.S. used 5.25 billion bushels of corn for ethanol production (a biofuel). [1] In the same year, yield based on harvested acres was 168 bushels/acre. However, a yield based on planted acreage would take … Continue reading

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U.S. soybean harvest: how much soymilk?

U.S. 2014 production of soybeans: 3,968,823,000 bushels times 60 lbs/bushel = 238,129,380,000 lbs 1.0 lbs of soybeans can make 1.8 gallons of soymilk (per Laura Soybeans), which is 230.4 fluid ounces. Those 238+ billion lbs of soybeans can produce 54,865,009,152,000 … Continue reading

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How Much Land is needed to End World Hunger?

The U.S. feeds 322 million persons with 335 million acres of “cropland used for crops”. But some of that land is misused or underutilized. We waste 34 million acres growing corn for ethanol. We grow too much corn and soy … Continue reading

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The Single Most Important Crop for Ending World Hunger

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Most of the hungry in the world (92%) have enough food for survival, but not enough food for good health. They have some type of staple crop, such as rice, corn, or another grain, or a root vegetable (yam, cassava, … Continue reading

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Agriculture with Desalinized Water: Cost Estimate (revised)

How much would it cost to grow a crop using desalinized ocean water? This post is a rough (back of the envelope) calculation. According to the FAO document Crop Water Needs, a wide range of crops can be grown on … Continue reading

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How much would it cost to end world hunger?

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There are a number of ways to estimate, very approximately, how much money would be needed — along with at least several other measures — to end world hunger. But the first point I should make is that money alone … Continue reading