In recent years, a number of agricultural futurists have expressed concern about the ability of the world to increase the food supply enough to feed the world’s population in 2050. The world population currently is about 7.3 billion people, and although the rate at which population is growing is slowing, it is expected to reach close to 10 billion people by mid-century. Much of the growth will be in Africa followed by Asia. In 1798 as world population neared 1 billion people, Thomas Malthus, an English scholar famously wrote that “the power of population is infinitely greater than the power in the earth to produce subsistence for man.”  The so-called Malthusian Theory that population growth would eventually exceed th...