The American energy self-sufficient rate is steady to raise in recent years.The American energy information office anticipates in 《2012 energy outlook 》 report, the American energy self-sufficient rate will break 85% and attain 87% till 2035 in 2021.In fact, with lend American mainland of strong oil refining ability, the United States has already changed womens sunglasses into the net exporter& mdash of finished product oil in 2011;—Three quarters by last year degree, American finished product oil export's measuring is about 60,000,000 barrels.This is also since 1949 the United States had the ability export the finished product oil for the first time.

  For this graveness change, many American medium are all surprised to shout while reporting'can not imagine'.American energy analyst reaches the man-E boon Si Bo Ge's(Dave Ernsberger) evaluation to say, past of'common sense'is the United States BE'a black hole that draws to take energy from the world', but the variety in 2011'changed this status'.

  Certainly, the finished product oil still differs from petroleum, after all the biggest the United States is still a world petroleum importing country.But the import in the United States' measuring just and year by year and descending also is undisputable fact.According to the related statistics data of American government, American COACH Plank Sunglasses AAA crude oil importing high peak at 2005-2006 years, but currently day's importing quantity has already descended 15%.

  The important variety of the United States, current economic recession, act for energy development and car oil to consume to lower etc. many factors, but most of, the beard then does obeisance great universe boon to grant to progress with science and technology.Investigate to explore to suggest, North Dakota, the United States and get gram Sa Si the state contain to have the abundant shale the spirit or shale oil.Because it keeps quantity huge, this kind of energy is again called in the international energy field'game change(Game Changer)'.
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