16 October 2008, Rome - World Food Security: the Challenges of Climate Change and Bioenergy is the theme of this year's World Food Day held on 16 October, the day that FAO was founded in Quebec City in 1945, and now observed annually in some 150 countries. Speaking at the 28th World Food Day ceremony, FAO Director-General Jacques Diouf called for a political and financial push to boost agriculture in the world's poor countries, double global food production and free the world of hunger and malnutrition.