In recent years, the demand for biofuels has increased rapidly. The global ethanol production has tripled from 2000 to 2007, will double again by 2017, and the production of biodiesel will more than double within 10 years. These biofuels are produced by corn and other cereals, sugars and oilseeds. 
the expansion of their production will inevitably lead to the soaring price of related crops.
If the production of biofuels decreases, the price of agricultural products increases