Supertanker Choke Points – World Oil Supply

John Konrad
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January 7, 2008

In 2007, total world oil production amounted to approximately 85 million barrels per day (bbl/d), and around one-half, or over 43 million bbl/d of oil was moved by tankers on fixed maritime routes. The international energy market is dependent upon reliable transport. The blockage of a chokepoint, even temporarily, can lead to substantial increases in total energy costs. In addition, chokepoints leave oil tankers vulnerable to theft from pirates, terrorist attacks, and political unrest in the form of wars or hostilities and shipping accidents which can lead to disastrous oil spills.

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