On international commodity markets, food prices have gone up 54 percent over the last year, with cereal prices soaring to 92 percent. Meanwhile, food reserves are at their lowest for 25 years and commodity markets are extremely volatile, subject to sudden spikes and speculation. Global food supplies are under pressure from the expanding demand for food, feed, and bio-fuels, the rising price of energy, increased land and water scarcity as well as the effects of climate change. |