According to the United Nations, the world population will reach 9.1 billion in 2050, requiring 70 percent more food than we currently produce. .... How is math in this correct ? Besides , we are producing 3 times more food per square mile than 35 years ago.
According to the United Nations, the world population will reach 9.1 billion in 2050, requiring 70 percent more food than we currently produce. .... How is math in this correct ? Besides , we are producing 3 times more food per square mile than 35 years ago.
.... How is math in this correct ?
Besides , we are producing 3 times more food per square mile than 35 years ago.