| Much has been made about the role that hydraulic fracturing – or fracking -- has played in revolutionizing the energy landscape, unlocking vast new reserves of oil trapped in shale rock. This “tight oil” is pouring into the global pool of oil supplies at a crucial time, preventing oil prices from spiking in an age of high demand and geopolitical turmoil.
But the world still relies overwhelmingly on conventional oil production from existing fields, many of which are in decline. The Middle East has dominated the world of oil for half a century and as the list below shows, it remains king. Here are the top five most important oil fields in the world...............................................Full Article: Source
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