is to be operational by 2012. [ needs update ] The Galileo project was launched partly to reduce the EU's dependency on the US-operated Global Positioning System , but also to give more complete global coverage and allow for far greater accuracy, given the aged nature of the GPS system. [ 178 ] It has been criticised by some due to costs, delays, and their perception of redundancy given the existence of the GPS system. [ 179 ] Agriculture The Common Agricultural Policy (CAP) is one of the oldest policies of the European Community, and was one of its core aims. [ 180 ] The policy has the objectives of increasing agricultural production, providing certainty in food supplies, ensuring a high quality of life for farmers, stabilising markets, and ensuring reasonable prices for consumers. [ t ] It was, until recently, operated by a system of subsidies and market intervention. Until the 1990s, the policy accounted for over 60% of the then European Community 's annual budget, and still accounts for around 34%. [ 181 ] [ dated info ] The policy's price controls and market interventions led to considerable overproduction, resulting in so-called butter mountains and wine lakes . These were intervention stores of produce bought up by the Community to maintain minimum price levels. To dispose of surplus stores, they were often sold on the world market at prices considerably below Community guaranteed prices, or farmers were offered subsidies (amounting to the difference between the Community and world