Where is Petroleum Found?
Oil and natural gas reserves are found in many parts of the world. In the past, demand was low and reserves were easy to find. In fact, the first users of oil depended on surface seepage for their supplies. However, as demand has increased, all the easy-to-find oil has been used.Today, oil exploration takes place in some of the most challenging places on earth. We are now looking for new oil reserves thousands of feet under the ocean and in areas of climatic extremes. (You’ll find more information on these technologies under "Exploration and Production."