Oil Sands Essay

1403 Words 6 Pages
With the rapid development of the global economy, the world 's demand for oil continues to increase. When conventional oil resources cannot meet the rapid growth of oil demand, people turn their attention to unconventional oil resources, which is an important source of oil sands. By the sand, asphalt, mineral, clay and water in five parts of the oil sands is a kind of unconventional oil resources. It is distributed widely, and is rich in resources. At present, the world oil sand technology is known to be about 1035.1 cubic meters, accounting for 32%% of the world total recoverable amount of 68%% .The Canadian Alberta oil sands, the world known recoverable reserves of 81%%. Canada 's oil sands reserves are among the world 's second largest …show more content…
In addition, the United States and European countries have been heavily dependent on the supply of oil and natural gas in the Middle East, to find a new source of energy supply in Canada, is undoubtedly a political risk safety factor is high. At present, oil sands mining industry has Canada Alberta brought a large number of jobs and wealthy. Behind the oil sands "gold rush", it carries enormous environmental, social, and threatening human health. Two kinds of technical solutions for the exploitation of oil sands are now being attacked by environmental protection organizations. The first scheme (Strip-mining) is suitable for the use of a giant open excavation technology to remove a large number of surface vegetation, including grassland and woodland, and then into mechanical mining when the oil sands are close to the surface. The damage to the environment is irreversible. Second kinds of schemes (Deep-mining) are suitable for the deep underground with oil sands. The high temperature water vapor flow with high temperature water vapor flow over 300 degrees Celsius is used to separate the sediment and oil. This will greatly damage the groundwater and surface water resources, has caused water pollution and water level …show more content…
In Canada the total investment in the oil sands is expected to reach 470 billions in the next ten years, including the new 33 billions oil refinery. In the case that the traditional oil is increasingly reduced and the price is higher, if the current oil sand production rate is not controlled, by 2020, the total exploitation scale will be four times in 2007. Many international energy giants have been the influx of Canada, including shell, BP, total, Chevron and company gradually and native Canadian energy company established cooperation relationship. London based shell oil production fell for seven consecutive years, in April this year, announced in, despite its oil sands projects in Canada in the past three months, the company lost $4.2 billions, the company continued to invest $390 billions in oil sands projects in 2009. At the same time, the British oil in the oil sands projects in the investment of $200

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