2013年7月19日星期五

Difficult U.S. shale gas development

Facts have proved that the U.S. shale energy revolution lost to overseas than anyone expected to have been more difficult. Outside the U.S.  shale gas  development activities reason why the slow progress, the government ownership of all mining, environmental issues and the lack of oil and gas drilling and transportation infrastructure, etc., are among the reasons. In addition, compared to the drilling activity has been carried out over a hundred years of the United States, most of the world on their own geology poorly understood. Polish shale gas development has been regarded as one of the areas more promising, but early exploration wells in gas reserves than expected. In addition, the community drilling caution and Polish government regulations on tax adjustments and concessions, but also to the development of the industry enthusiasm poured poured cold water.
Exxon Mobil was the exploitation of shale gas in Poland, an early supporter, the company drilled only two wells after they decided to give up, saying that did not find enough evidence to proceed with the amount of oil and gas drilling. France and Bulgaria more altogether, on the grounds of environmental protection laws prohibiting the use of  Hydraulic fracturing , basically halt shale gas development. U.S. shale development success of a critical but often overlooked factor is that the United States Most are privately owned shale resources. This means that the outside world on shale exploration may lead to environmental concerns, will be hope to benefit from shale development land owners against the local forces. But overseas  shale gas  exploitation is possible to get a huge economic benefits.
Industry experts believe that, from a geological perspective, in many parts of the world are likely to have the Pennsylvania Marcellus Shale gas field and North Dakota Bakken Shale gas field as large as, or even larger shale gas field. Last year, the U.S. government commissioned a global study conducted in 32 countries estimated that these countries has a total of 6,600,000,000,000,000 cubic feet of  shale gas  reserves, according to the current global consumption levels, which reach the entire world with more than 50 years. The United States has proven gas reserves of shale 862 trillion cubic feet, only 13% of this amount.

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