Oil

Table of contents

Oil is a liquid fossil fuel that has become the single most important energy and transportation fuel source in the world, making it vital to economic development and central to the national security concerns of most countries, including the United States. Oil is found in relative abundence in several of the more unstable regions of the world, such as the Middle East, frequently pushing the U.S., the European Union and other Western countries into uncomfortable economic, political and even military alliances with nations that have been criticized for being authoritarian and nondemocratic, and for their poor human rights records.  Moreover, the tremendous burning of oil, along with other fossil fuels, releases carbon dioxide, making it the single largest contributor to climate change. In the U.S., fossil fuels supply 85 percent of the primary energy consumed and are responsible for 98 percent of carbon dioxide emissions. 1

Background

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Offshore oil drilling has ignited controversy in the United States and other nations, as environmentalists oppose allowing energy companies to develop new means of oil extraction.

The process of oil formation takes more than a million years. It is formed from the remains of plants and animals that lived in the ocean or lakes between 10 to 160 million years ago. After these plants and animals died, they were covered in mud, sand, and other mineral deposits. 2

Organisms were trapped in the sedimentary layers, which lacks oxygen, and causes organisms to slowly decay into carbon-rich compounds. 3 Mixed with other surrounding sediments, these compounds formed source rock. Those compounds sank and were buried by more layers where the earth temperature was increasing. Under the pressure and high temperature, the source rock compressed the organic material into crude oil. 3 4

Exploration

The exploration of oil starts from the study of surface rocks and terrain. Geologists identify an area where oil may be found by conducting an evaluation of an area's geological history and by comparing the results to other areas where gas and oil are known to be present. 5

Once such an area is designated for exploration, more specific tests are conducted including an above-ground rock formation study, a sample rock collection, deep rock layer measurements. Currently, satellite imaging techniques are widely used in oil and gas exploration process.

Production

Crude oil that is extracted from the ground usually consists of a mixture of hydrocarbons of varying molecular weights, structures and properties. 6 As a result, crude oil needs to be processed into one of a number of more refined petroleum products before it can be used for most applications.  To process oil, it is first heated to a vapor, then passed upward through a tower containing trays at various levels. The vapors are very hot at the bottom, but become cooler as the rise, so that different fractions condense in the trays at different heights. The lighter the fraction the higher up it condenses. In an average crude oil the fractions, beginning with the lightest, are: (1) dissolved gases, (2) petroleum ether, (3) gasoline, (4) kerosene, (5) gas oil, (6) lubricating oils, (7) fuel oils, and (8) asphalt." 7

Peak Oil

Scientists have warned that the production of world oil will get to a point that the maximum rate of global petroleum extraction is reached, after which the rate of production will enter terminal decline. 8 The term "peak oil" was created and first used by M. King Hubbert in 1965, who accurately predicted that the U.S. oil production would peak between 1965 and 1970. He developed a roughly symmetrical bell-shaped curve , which describes the production rate of a limited resource. Scholars have developed various models based on the original one taking into account various real world factors.

Even though the peak oil theory is widely used, there is debate around the issue. Optimistic scientists estimate the peak production will come in 2020 or later and they predict investments in alternatives will prevent a crisis. However, pessimistic predictions believe the peak either has already occured or will come very soon. 9 10

Major Oil Producing and Consuming Countries

The Middle East is the largest oil-producting region and possesses two-thirds of the one trillion barrels of global known oil reserves. Saudi Arabia is by far the region’s largest producer and exporter – accounting for approximately 41% of production from the Middle East – followed by Iran 19%, and UAE, Iraq and Kuwait at approximately 10-11% each. 11 North America is the second largest producing area, with the U.S. producing almost 60 percent of the North America region's total output. 12 In terms of individual countries, Saudi Arabia is the largest oil producer, representing 13.94% of world production; Russia is ranked second with 12.51%; and the U.S. third with 9.12%. 13

On the consumption side, North America as a region and the U.S. specificially remain the largest global consumers of oil, followed by Asia and Europe. 14  The U.S. alone represents 26% of the daily world oil consumption, while the European Union, China, and Japan represent 18.12%, 8.63%, and 6.67% respectively. 15  However, while some predictions have world demand for oil increasing close to 70% by 2030, such growth in oil consumption is projected for the nations of non-OECD Asia, where strong economic growth is expected. Non-OECD Asia (including China and India) accounts for 43 percent of the total increase in world oil use over the projection period. 16

Saudi Arabia produces more oil than any other nation in the world.

The world is dependent on oil unlike all other energy sources--especially when it comes to transportation fuels.  Oil provides 40–43% of all energy used by the United States, Europe, Asia, Africa, and the world. While oil dependence varies—30% in China, 50% in Japan, and 59% in Central and South America— everywhere it's high. 17  And, such a dependence on oil results in significant political, economic and environmental implications. 

Political Impact

Major oil producing regions in the world are politically unstable, where political unrest, civil war and revolution poses great threats to the stability of international energy market. The threat of terrorist  attacks on oil fields or principal transit routes also present serious challenges to energy security.

The United States consumes almost 20 million barrels of petroleum per day (MBD, or 7.2 billion barrels annually. It currently imports 11.6 million barrels of petroleum per day , or 59% of its consumption. 18 President Bush once said that “America is addicted to oil”. 19 This situation threatens the nation’s national security in terms of economic destruction and direct military confrontation. Firstly, the external disruption of oil supply can have detrimental outcomes to the U.S. economy. The oil shock in 1970s hurt the U.S. economy and it resulted in a New York Stock Exchange loss of $97 billion in six weeks. Today, the U.S. is more dependent on foreign oil than ever before, any shocks or disruptions from oil exporting countries would have a worse impact on the economy. Secondly, the terrorists’ attacks are more diversified and unpredictable. Oil fields and principal transit routes are their potential targets, which could seriously disrupt the global market. Further, inappropriate dealing with political conflicts in oil producing regions could result in direct confrontation and revenge attacks in the United States.

Economic Impact

The largest economy in the world fuels 95% of its transportation by oil at the cost of a quarter-trillion dollars.  The United States has the mightiest economy and the most mobile society in the history of the world. Its mobility is 96%15 fueled by oil costing a quarter-trillion dollars a year16 and consuming seven of every ten barrels the nation uses. Oil provides 40–43% of all energy used by the United States, Europe, Asia, Africa, and the world. Oil dependence varies—30% in China, 50% in Japan, 59% in Central and South America— but it’s high everywhere. 20

The U.S.'s dependence on foreign oil results in a high cost for the US economy to insure the stability of the oil producing countries and transport the oil back to the United States. It also makes the U.S. subject to a risky international market where OPEC manipulates world oil prices taking advantage of its monopoly power. Oil price shocks and price manipulation by OPEC have cost the U. S. economy dearly—about $1.9 trillion from 2004 to 2008. 20

Environmental Impact

The tremendous burning of oil, along with other fossil fuels, releases carbon dioxide, making it the single largest contributor to climate change. The burning of gasoline, largely for transportation needs, accounts for 36% of total greenhouse gas emissions. 23 In the U.S., fossil fuels supply 85 percent of the primary energy consumed and is responsible for 98 percent of carbon dioxide emissions. 1 The U.S. EPA ranks the major greenhouse gas contributing end-user sectors in the following order: industrial, transportation, residential, commercial and agricultural. 23

Oil Solutions for the United States

In order to reduce the U.S.'s dependence on foreign oil, a variety of proposals ranging from policy to research to technology development have been made to address this issue.

Renewable Energy Technology

The development of renewable energy in the United States is critical to the nation, because it has the potential to help the U.S. reach the goal of energy independence, boost the economy and address climate change issues. It is particularly meaningful at this special time when the U.S. is facing a severe economic recession. Various acts of legislation addressing research, promotion, green businesses as well as green jobs lead to a prosperous and growing renewable energy industry.

Oil Solutions Initiative

The Oil Solutions Initiative was collaboratively organized by Rocky Mountain Institute (RMI) and the Brookings Institution's Energy Security Initiative, which proposes to convene top stakeholders in the implimentation of oil solutions.

The Oil Solutions Initiative describes its goals as "to achieve alignment on critical bottlenecks that prevent the reduction of U.S. dependence on oil, and the corresponding policies that will enable to overcome these bottlenecks." The Oil Solution Initiative hosted a “Visioning Summit” from December 18 to 19, 2008 in Washington DC and a “Leadership Roundtable” in Spring 2009 on Visioning Summit output. 22

Footnotes

1: "Greenhouse Gases, Climate Change, and Energy," Brochure #: DOE/EIA-X012, May 2008, EIA

2 3: Freudenrich, Ph.D., Craig.  "How Oil Drilling Works."  12 April 2001.  HowStuffWorks.com. 19 December 2008.

4: Jean-Marc Jancovici, "How do oil, gas and coal form," Manicore.com

5 : "The Search for Natural Gas," Pangea Exploration, LLC. Sources: Bill Gerger and Kenneth Anderson's Modern Petroleum: A Basic Primer of the Industry, 3rd Ed (PennWell, 1992); Arlon R. Tussing and Bob Tippee's The Natural Gas Industry: Evolution, Structure, and Economics, 2nd Ed (PennWell, 1995).

6 7: "Oil Processing," Bydesign.com, Feb 19, 2004.  

8 : Peak Oil & Crude Oil Prices, The NR Group

9 10:Zittel, Werner, Schindler, Jorg (2007-10), "Crude Oil: The Supply Outlook", Energy Watch Group.

11:Middle East Crude: Production Profile, Export Markets, Pricing Issues and Output Capacity, published in September by Hassaan Vahidy and Shahriar Fesharaki of FACTS Inc., Honolulu.

12 14: Global Oil Supply by Region" Supply, EIA.org

13: Rank Order - Oil - production, CIA World Factbook 

15: International Energy Outlook 2006, EIA.org

16: Rank Order - Oil - production, CIA World Factbook

17: Amory Lovins, Winning the Oil End Game, RMI (Snowmass, CO: 2008)

18: Ian W.H. Parry and Joel Darmstabter, The Cost of U.S. Oil Dependency , December 20003

19:President, Address, “President Bush Delivers State of the Union Address”, The White House, News & Polices, (Jan. 2006), http://www.whitehouse.gov/news/relea...060131-10.html

20: Amory Lovins, Winning the Oil End Game, RMI (Snowmass, CO: 2008)

21: Strengthen National Energy Security, www.fueleconomy.gov

22: U.S. Greenhouse Gas Inventory - U.S. Greenhouse Gas Inventory Reports | Climate Change - Greenhouse Gas Emissions | U.S. EPA

21: Oil Solution Initiative website, http://move.rmi.org/osi


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General Accounting Office (GAO), "Uncertainty about Future Oil Supply Makes It Important to Develop a Strategy for Addressing a Peak and Decline in Oil Production" (GAO, February 2007).
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