Energy supply
Energy supply is the delivery of fuel
Fuel is any material that stores energy that can later be extracted to perform mechanical work in a controlled manner. Most fuels used by humans undergo combustion, a redox reaction in which a combustible substance releases energy after it ignites and reacts with the oxygen in the air...

s or transformed fuels to point of consumption. It potentially encompasses the extraction
Extraction may refer to:* Extraction , an album by guitarist Greg Howe* Extraction , the separation of a substance from a matrix* Extraction , the removal of someone from a hostile area to a secure location...

, transmission, generation
Power station
A power station is an industrial facility for the generation of electric energy....

, distribution
Distribution (business)
Product distribution is one of the four elements of the marketing mix. An organization or set of organizations involved in the process of making a product or service available for use or consumption by a consumer or business user.The other three parts of the marketing mix are product, pricing,...

 and storage of fuel
Energy storage
Energy storage is accomplished by devices or physical media that store some form of energy to perform some useful operation at a later time. A device that stores energy is sometimes called an accumulator....

s. It is also sometimes called energy flow.

This supply of energy can be disrupted by several factors, including imposition of higher energy prices due to action by OPEC
OPEC is an intergovernmental organization of twelve developing countries made up of Algeria, Angola, Ecuador, Iran, Iraq, Kuwait, Libya, Nigeria, Qatar, Saudi Arabia, the United Arab Emirates, and Venezuela. OPEC has maintained its headquarters in Vienna since 1965, and hosts regular meetings...

 or other cartel
A cartel is a formal agreement among competing firms. It is a formal organization of producers and manufacturers that agree to fix prices, marketing, and production. Cartels usually occur in an oligopolistic industry, where there is a small number of sellers and usually involve homogeneous products...

, war, political disputes, economic disputes, or physical damage to the energy infrastructure due to terrorism
Terrorism is the systematic use of terror, especially as a means of coercion. In the international community, however, terrorism has no universally agreed, legally binding, criminal law definition...

. The security of the energy supply
Energy security
Energy security is a term for an association between national security and the availability of natural resources for energy consumption. Access to cheap energy has become essential to the functioning of modern economies. However, the uneven distribution of energy supplies among countries has led...

 is a major concern of national security
National security
National security is the requirement to maintain the survival of the state through the use of economic, diplomacy, power projection and political power. The concept developed mostly in the United States of America after World War II...

 and energy law
Energy law
Energy laws govern the use and taxation of energy, both renewable and non-renewable. These laws are the primary authorities related to energy...


Other uses

Some sources refer to "energy supply" when actually referring to the oil reserves
Oil reserves
The total estimated amount of oil in an oil reservoir, including both producible and non-producible oil, is called oil in place. However, because of reservoir characteristics and limitations in petroleum extraction technologies, only a fraction of this oil can be brought to the surface, and it is...

 or other potential sources of energy.

New York Statutes
New York Statutes
New York Statutes consists of both the consolidated and unconsolidated laws of New York state.Most New York statutory laws are codified in two annotated sets of books: McKinney's Consolidated Laws of New York Annotated and New York Consolidated Laws Service...

 includes a statutory code called "Energy Law
New York energy law
New York energy law is the statutory and common law of the state of New York concerning the policy, conservation, and utilities involved in energy, along with its regulation and taxation.-Energy Law :...

". Article 21 of this code is called "Energy Supply and Production", but rather than a comprehensive code, only consists of one section dealing with renewable energy.

General energy topics

  • Energy
    In physics, energy is an indirectly observed quantity. It is often understood as the ability a physical system has to do work on other physical systems...

  • Energy form
  • Energy conservation
    Energy conservation
    Energy conservation refers to efforts made to reduce energy consumption. Energy conservation can be achieved through increased efficient energy use, in conjunction with decreased energy consumption and/or reduced consumption from conventional energy sources...

  • Energy density
    Energy density
    Energy density is a term used for the amount of energy stored in a given system or region of space per unit volume. Often only the useful or extractable energy is quantified, which is to say that chemically inaccessible energy such as rest mass energy is ignored...

  • Energy economics
    Energy economics
    Energy economics is a broad scientific subject area which includes topics related to supply and use of energy in societies. Due to diversity of issues and methods applied and shared with a number of academic disciplines, energy economics does not present itself as a self contained academic...

  • Energy law
    Energy law
    Energy laws govern the use and taxation of energy, both renewable and non-renewable. These laws are the primary authorities related to energy...

  • Energy market
    Energy market
    Energy markets are those commodities markets that deal specifically with the trade and supply of energy. Energy market may refer to an electricity market, but can also refer to other sources of energy...

    s and energy derivative
    Energy derivative
    Major players in energy derivatives include major trading houses, oil companies, utilities, financial institutions.-Definition:An energy derivative is a derivative contract based on an underlying energy asset, such as natural gas, crude oil, or electricity...

  • Energy policy
    Energy policy
    Energy policy is the manner in which a given entity has decided to address issues of energy development including energy production, distribution and consumption...

  • Energy price
    Energy price
    The following articles relate to the price of energy:*Energy crisis*Price of petroleum*Hubbert peak theory *Energy economics*Electricity market*Cost of electricity by source- See also :**...

  • Energy security
    Energy security
    Energy security is a term for an association between national security and the availability of natural resources for energy consumption. Access to cheap energy has become essential to the functioning of modern economies. However, the uneven distribution of energy supplies among countries has led...

  • Energy quality
    Energy quality
    Energy quality is the contrast between different forms of energy, the different trophic levels in ecological systems and the propensity of energy to convert from one form to another. The concept refers to the empirical experience of the characteristics, or qualia, of different energy forms as they...

  • Entropy (energy dispersal)
    Entropy (energy dispersal)
    The description of entropy as energy dispersal provides an introductory method of teaching the thermodynamic concept of entropy. In physics and physical chemistry, entropy has commonly been defined as a scalar measure of the disorder of a thermodynamic system...

     and Introduction to entropy
    Introduction to entropy
    Entropy is a measure of how evenly energy is distributed in a system. In a physical system, entropy provides a measure of the amount of energy that cannot be used to do work....

  • List of energy topics
  • Market transformation
    Market transformation
    Market transformation describes both a policy objective and a program strategy to promote the value and self-sustaining presence of energy-efficient technologies in the marketplace...

  • World energy resources and consumption
    World energy resources and consumption
    ]World energy consumption in 2010: over 5% growthEnergy markets have combined crisis recovery and strong industry dynamism. Energy consumption in the G20 soared by more than 5% in 2010, after the slight decrease of 2009. This strong increase is the result of two converging trends...

Renewable and alternative energy sources

  • Effects of 2000s energy crisis
    Effects of 2000s energy crisis
    There is debate over what the effects of the 2000s energy crisis will be over the long term. Some speculate that an oil-price spike could create a recession comparable to those that followed the 1973 and 1979 energy crises or a potentially worse situation such as a global oil crash...

  • Efficient energy use
    Efficient energy use
    Efficient energy use, sometimes simply called energy efficiency, is the goal of efforts to reduce the amount of energy required to provide products and services. For example, insulating a home allows a building to use less heating and cooling energy to achieve and maintain a comfortable temperature...

  • Geothermal power
    Geothermal power
    Geothermal energy is thermal energy generated and stored in the Earth. Thermal energy is the energy that determines the temperature of matter. Earth's geothermal energy originates from the original formation of the planet and from radioactive decay of minerals...

  • Global warming
    Global warming
    Global warming refers to the rising average temperature of Earth's atmosphere and oceans and its projected continuation. In the last 100 years, Earth's average surface temperature increased by about with about two thirds of the increase occurring over just the last three decades...

  • Intermittent power source
    Intermittent power source
    An intermittent energy source is any source of energy that is not continuously available due to some factor outside direct control. The intermittent source may be quite predictable, for example, tidal power, but cannot be dispatched to meet the demand of a power system. Examples of intermittent...

  • Ocean energy
  • Renewable energy
    Renewable energy
    Renewable energy is energy which comes from natural resources such as sunlight, wind, rain, tides, and geothermal heat, which are renewable . About 16% of global final energy consumption comes from renewables, with 10% coming from traditional biomass, which is mainly used for heating, and 3.4% from...

  • Renewable energy commercialization
    Renewable energy commercialization
    Renewable energy commercialization involves the deployment of three generations of renewable energy technologies dating back more than 100 years. First-generation technologies, which are already mature and economically competitive, include biomass, hydroelectricity, geothermal power and heat...

  • Renewable heat
    Renewable heat
    Renewable heat is an application of renewable energy and it refers to the renewable generation of heat, rather than electrical power ....

  • The Clean Tech Revolution
    The Clean Tech Revolution
    The Clean Tech Revolution is a 2007 book by Ron Pernick and Clint Wilder, who say that commercializing clean technologies is a profitable enterprise that is moving steadily into mainstream business...

  • Vehicle-to-grid
    Vehicle-to-grid describes a system in which plug-in electric vehicles, such as electric cars and plug-in hybrids , communicate with the power grid to sell demand response services by either delivering electricity into the grid or by throttling their charging rate.Vehicle-to-grid can be used with...

  • Wind power
    Wind power
    Wind power is the conversion of wind energy into a useful form of energy, such as using wind turbines to make electricity, windmills for mechanical power, windpumps for water pumping or drainage, or sails to propel ships....

By country

  • Japan
  • United Kingdom
  • United States


  • Lisa Yount, Energy supply: Library in a book (Infobase Publishing, 2005) ISBN 9780816055777 Found at Google Books.
  • Jon Strand, Energy efficiency and renewable energy supply for the G-7 countries, with emphasis on Germany, Issues 2007-2299, Volumes 7-299 of IMF working paper(International Monetary Fund, 2007) Found at Google Books.
  • Ewan McLeish, Challenges to Our Energy Supply: Can the Earth Survive? (The Rosen Publishing Group, 2009) ISBN 9781435853577 Found at Google Books.

In German language

  • Wilm Tegethoff: Das Recht der öffentlichen Energieversorgung, ETV seit 1982 (Erstauflage), zusammen mit Ulrich Büdenbender, Heinz Klinger
  • Wilm Tegethoff: Probleme der räumlichen Energieversorgung, Vincentz Hannover 1986, ISBN 3-87870-765-7
  • Jochen Monstadt: Die Modernisierung der Stromversorgung. Regionale Energie- und Klimapolitik im Liberalisierungs- und Privatisierungsprozess, Verlag für Sozialwissenschaften, Wiesbaden 2004, ISBN 3-531-14277-1
  • Thomas Schöne: Vertragshandbuch Stromwirtschaft. Praxisgerechte Gestaltung und rechtssichere Anwendung, Vwew Energieverlag 2007, ISBN 3-8022-0865-X
  • Technologien für das 21. Jahrhundert: Energieversorgung für die Zukunft, S.203 - 297, F. A. Brockhaus GmbH, Leipzig - Mannheim 2000, ISBN 3-7653-7945-x
  • Die Zukunft unseres Planeten: Der Energiemix fürs 21. Jahrhundert, S. 274 - 395, ISBN 3-7653-7946-8
The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.