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298169 06: A worker operates a drill on an offshore oil rig in the Caspian Sea about 30 miles from Meghdad March 1997 in Iran. After the oil crisis in 1994, Iran has increased its offshore oil production to 1 million barrels a day. (Photo by Scott Peterson/Liaison)

298169 06: A worker operates a drill on an offshore oil rig in the Caspian Sea about 30 miles from Meghdad March 1997 in Iran. After the oil crisis in 1994, Iran has increased its offshore oil production to 1 million barrels a day. (Photo by Scott Peterson/Liaison)