Petroleum Economist Ltd. Saudi Aramco. Relief shown by gradient tints. Depths shown by gradient tints. On upper left corner: Petroleum Economist Cartographic, energy maps. Tables showing oil production ranked by 2001 volume for the top 20 countries. Insets: Texas and Louisiana Gulf of Mexico coast; refineries; Eastern Gulf of Mexico; Venezuela (Orinoco heavy oil belt); Offshore Angola; Middle East. Charts showing production, reserves, consumptiona and refinery capacity. Produced for the 17th World Petroleum Congress, Rio 2002. September 1-5.