2013年8月27日星期二

Water challenges facing shale gas development under water stress demands of new technology

Accenture recently released "Water and  shale gas  development," the report (hereinafter referred to as the report). Reported that the rapid increase in shale gas production has caused widespread concern, the main concern of shale gas development on water resources, roads, air quality, earthquakes and many other areas of greenhouse gas emissions resulting operational impacts. Shale gas wells using hydraulic fracturing technology production process requires large amounts of water, and it will produce more gas than conventional greenhouse gas emissions. Because of the water and emissions concerns, the United States and many parts of Western Europe, shale gas development has encountered great resistance. According to the Energy Information Administration estimated recoverable reserves,Unconventional gas China 1,275,000,000,000,000 cubic feet of shale gas reserves, while China announced after the correction amount of exploration and 882 trillion cubic feet. China shale gas bearing layer depth of 3000-5000 meters, the complex topography. The lack of shale gas development in the short term municipal wastewater treatment facilities. In addition, areas with abundant reserves of shale gas poor surface conditions, population density in some areas of the mountains, which for the exploration and development of shale gas and water transport to bring more problems. Coupled with limited commercial production, water resources and environmental issues or to "Chinese shale gas revolution" cold toppings. Shale gas development in China there is a huge water crisis. National People's Congress of Sichuan Province Development and Reform Commission Li Min has said that shale gas exploitation, requires a lot of water. However, after the use of this water will be some contamination in the process need to be further open up this link.frac sand companies Necessary to solve the water problem, but also the gas mined, and finally also the water recycling.

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