Category Archives: perspective

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The Great Nutrient Collapse: Why are our Crops becoming ever less nutritious?

The answer is simple. Most food crops have increased in yield steadily over the past several decades. The increase in yield is obtained by increasing plant density and increasing fertilizer. This results in higher yields, but on less soil. So … Continue reading

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Grow-Out Ratios in Agriculture

The seeding rate is the weight of the seed planted per unit area of land for any crop. Typical seeding rates range from a few pounds per acre to over 100 lbs/acre. The crop yield is the weight of the … Continue reading

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Pope Francis speaks against world hunger

The Pope said: “Statistics on waste are very concerning: a third of food products end up under this heading,” the Pope told members of the Food and Agriculture Organization of the United Nations (FAO) in a June 11 audience. “It … Continue reading

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Hunter-Gatherers No More

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What is the maximum number of persons the world’s land area can support by hunting and gathering alone? World land area is about 149 million square kilometers, minus 13 million sq. km. for Antarctica, equals 136 million sq. km. 136 … Continue reading

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How the Development of Nations Makes World Hunger Worse

As the developing nations progress toward full development, the lives of their citizens improve in many ways. The progress that nations make toward full development is beneficial and necessary. But there are also some detriments. As a nation becomes developed, … Continue reading

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Ancient Global Warming and the Rise of Civilization

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Civilization depends on agriculture. Early in the development of civilization, humans were hunter-gatherers. There was little or no agriculture. Each population grouping had to be small, a set of extended families or a small tribe. The amount of land needed … Continue reading

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Hunger Math now available as a printed book

Hunger Math: world hunger by the numbers is available in Kindle format and now also as a printed book at Amazon or CreateSpace. Hunger Math is a resource book for persons working on the problem of world hunger. What is … Continue reading