Which type of petroleum trap was most easily discovered in the early days of petroleum exploration? (See Fig. 7.3.)
Answer to relevant QuestionsWhat is the hydrologic cycle, and how can it be expressed in words?When and where do the agents of erosion deposit their loads?Why do mudflows move?Briefly describe the Gros Ventre landslide that occurred in 1925 near Jackson Hole, Wyoming.Many massive debris flows are related to volcanism, as in 1985 when a volcanic eruption in Columbia caused debris flows that buried a village and about 20,000 people. Why are volcanoes often the sites of massive debris flows?
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