Global population is predicted to reach nine billion by 2050 . UN says food production will have to increase by 70 % to meet needs . The uptake of more radical innovations , such as drought resistant GM crops , is another solution to increase food production , suggests Agrimonde 's report . Comment: The world's population has been growing at a rate of about 1 - 2 percent per year for the last few decades, and that growth continues today with an average annual growth rate of around
Global population is predicted to reach nine billion by 2050 . UN says food production will have to increase by 70 % to meet needs . Comment: The world's population has been growing at a rate of about 1 - 2 percent per year for the last few decades, and that growth continues today with an average annual growth rate of around