“To close the gap without additional land and resources, we must increase the rate of productivity growth an average an average of 25 percent more per year over the next 40 years,” said Conklin. “And, productivity will need to grow faster than that during the next two decades, when the population will be increasing more rapidly than when it levels off around 2050.”

The study was released during one of the numerous side events held with the Borlaug Dialogue, which is conducted annually in conjunction with the World Food Prize, which the late Dr. Norman Borlaug founded 24 years ago to recognize individuals who have helped feed an increasingly hungry world.

Former USDA Chief Economist Bill Lesher, executive director of Global Harvest Initiative, emceed a lunch in which the results of the GAP Report were presented to editors and representatives of governmental and food groups.

Lesher noted that pinning down numbers on world food production and population demographics is a “very hard job to do.”