Energy
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- E. J. Stoneman Generating StationE. J. Stoneman Generating Station was an electrical power station located in Cassville in
- E.ONGerman multinational electric utility
- Earth-leakage circuit breakerElectrical safety device
- Earthing systemElectrical grounding for safety or function
- East GippslandEast Gippsland is the eastern region of Gippsland, Victoria, Australia covering 31,740 km2
- East Lancashire CoachbuildersEast Lancashire Coachbuilders Limited was a manufacturer of bus bodies and carriages found
- East Midlands Oil ProvinceOnshore oilfield in England
- East-Prinovozemelsky fieldOil and gas field in the Kara Sea
- Eastern Africa Power PoolInternational electricity grid collobration
- Eastern InterconnectionPower grid in eastern North America
- Eastern Siberia–Pacific Ocean oil pipelineOil pipeline
- EcohouseHome built to have low environmental impact
- EcolabelLabeling systems for food and consumer products
- Economy 7Differential tariff
- Economy of North Rhine-WestphaliaNorth Rhine-Westphalia (NRW) has consistently been Germany's economic powerhouse, with the
- Edgewater Generating StationCoal power plant in Sheboygan, Wisconsin
- Edison screwLightbulb socket standard (E5-E40)
- Edwaleni Solar Power StationSolar farm in Manzini, Eswatini
- Efficient energy useMethods for higher energy efficiency
- Efforts to stem the Deepwater Horizon oil spillEfforts to stem the Deepwater Horizon oil spill were ongoing from the time that the Deepwa
- Electric batteryPower supply with electrochemical cells
- Electric power conversionConversion of electrical energy from one form to another
- Electric power industryIndustry that provides the production and delivery of electric energy
- Electric power qualityMeasurement of power meeting specifications
- Electric power systemSystems to distribute electricity
- Electric vehicle motorsElectric vehicle motors convert battery energy into kinetic energy. Engineers call them tr
- Electrical busbar systemModular approach to electrical wiring
- Electrical codeSet of electrical building wiring regulations
- Electrical conduitTube used to protect and route electrical wiring in a building or structure
- Electrical efficiencyUseful power output per electrical power consumed
- Electrical faultDefect that causes abnormal electric current
- Electrical loadElectrical component or portion of a circuit that consumes electric power
- Electrical wiring in North AmericaFunction and characteristics of building electrical systems in North America
- Electrical wiring in the United KingdomElectrical wiring in the United Kingdom refers to the practices and standards utilised in
- Electricidade de MoçambiqueElectricidade de Moçambique, E.P. (EDM-E.P. or simply EDM) is a state-owned energy company
- Electricity by countryThis is a list of electric generation, consumption, exports and imports by country. Data a
- Electricity distribution companies by countryThis is a list of Electricity distribution companies by country.
- Electricity in TurkeyElectricity generation, transmission and consumption in Turkey
- Electricity marketSystem for trading electrical energy
- Electricity market in FranceThe electricity market in France comprises the organizational forms of the electricity pro
- Electricity price forecastingBranch of energy forecasting
- Electricity Regulatory AuthorityUgandan government agency
- Electricity sector in ArmeniaThe electricity sector of Armenia includes several companies engaged in electricity genera
- Electricity sector in AustraliaThe electricity sector in Australia has been historically dominated by coal-fired power st
- Electricity sector in BrazilBrazil has the largest electricity sector in Latin America. In 2024, Brazil added a substa
- Electricity sector in BulgariaThe electricity sector in Bulgaria is an important part of energy in Bulgaria and is highl
- Electricity sector in CanadaThe electricity sector in Canada has played a significant role in the economic and politic
- Electricity sector in EthiopiaOverview of electricity in Ethiopia
- Electricity sector in FranceThe electricity sector in France is dominated by its nuclear power, which accounted for 71
- Electricity sector in GermanyGermany's electrical grid is part of the Synchronous grid of Continental Europe. In 2020,
- Electricity sector in GuyanaThe electricity sector in Guyana is dominated by Guyana Power and Light (GPL), the state-o
- Electricity sector in IcelandThe electricity sector in Iceland is 99.98% reliant on renewable energy: hydro power, geot
- Electricity sector in IsraelThe electricity sector in Israel encompasses the production, transmission, and distributio
- Electricity sector in ItalyItaly's total electricity consumption was 302.75 terawatt-hour (TWh) in 2020, of which 270
- Electricity sector in JapanThe electric power industry in Japan covers the generation, transmission, distribution, an
- Electricity sector in New ZealandThe electricity sector in New Zealand uses almost entirely renewable energy, such as hydro
- Electricity sector in NigeriaThe electricity sector in Nigeria generates, transmits and distributes megawatts (MW) of e
- Electricity sector in NorwayThe electricity sector in Norway relies predominantly on hydroelectricity. A significant s
- Electricity sector in RomaniaAbout 15% of the final consumption of energy in Romania is consumed as electricity.
- Electricity sector in SwedenMajority of electricity production in Sweden relies on hydro power and nuclear power. In 2
- Electricity sector in the PhilippinesThe electricity sector in the Philippines provides electricity through power generation, t
- Electricity sector of the United StatesThe United States has the second largest electricity sector in the world, with 4,430 Teraw
- Electricity theft in PakistanIllegal connection to the power grid
- ElectrificationProcess of changing something to use electricity
- ElectrofuelCarbon-neutral drop-in replacement fuel
- Electromagnetic coilElectrical component
- Electron-stimulated luminescenceProduction of light by an electron beam
- EleguElegu is a town in the Northern Region of Uganda. It sits across the international border
- Emergency power systemIndependent source of backup electricity
- EmergyTotal energy consumed, directly and indirectly, to make a product or service
- Empire WindProposed offshore wind farm
- Enbridge Pipeline SystemCanada–US oil pipeline
- EnerconWind turbine manufacturer in Aurich, Germany
- EnergiewendeOngoing energy transition in Germany
- EnerginetEnerginet is the Danish national transmission system operator for electricity and natural
- Energy accidentsEnergy resources bring with them great social and economic promise, providing financial gr
- Energy carrierAn energy carrier is a substance (fuel) or sometimes a phenomenon (energy system) that con
- Energy conservation in the United KingdomVarious energy conservation measures are taken in the United Kingdom.
- Energy consumptionConsumption of energy by animals and societies
- Energy crisisLow availability of energy resources
- Energy crisis in VenezuelaVenezuela has experienced a marked deficit in the generation of electrical energy. The imm
- Energy cropCrops grown solely to burn for energy
- Energy demand managementModification of consumer demand for energy
- Energy derivativeDerivative contract based on energy assets
- Energy developmentMethods bringing energy into production
- Energy in AfricaEnergy in Africa is characterised by low per-capita consumption and limited access to mode
- Energy in AlgeriaEnergy in Algeria encompasses the production, consumption, and import of energy. As of 200
- Energy in BelgiumEnergy in Belgium describes energy and electricity production, consumption and import in B
- Energy in BrazilBrazil is the 7th largest consumer in the world and the largest in South America. At the s
- Energy in BruneiEnergy in Brunei is related to all of the type of energy and its related infrastructure us
- Energy in CaliforniaEnergy is a major area of the economy of California, as it has the largest population and
- Energy in CambodiaEnergy in Cambodia covers the energy sources used in the country including renewables, fos
- Energy in CyprusElectricity in Cyprus is managed by the Electricity Authority of Cyprus. Power is primaril
- Energy in EthiopiaEnergy in Ethiopia includes energy and electricity production, consumption, transport, exp
- Energy in EuropeOverview of energy production, consumption, and policy in Europe
- Energy in FranceEnergy in France was generated from five primary sources: nuclear power, natural gas, liqu
- Energy in GreeceEnergy in Greece is dominated by fossil gas and oil. Electricity generation is dominated b
- Energy in GuineaThree primary energy sources make up the energy mix in Guinea: fossil biomass, oil and hyd
- Energy in HawaiiOverview of energy resources in Hawaii, US
- Energy in IcelandIceland is a world leader in renewable energy. 100% of the electricity in Iceland's electr
- Energy in IndonesiaIn 2019, the total energy production in Indonesia is 450.79 million tonnes of oil equivale
- Energy in IranEnergy in Iran is characterized by vast reserves of fossil fuels, positioning the country
- Energy in IraqEnergy in Iraq plays a crucial role in both the national economy and the global energy mar
- Energy in IrelandIreland is a net energy importer and remains highly dependent on fossil fuels. According t
- Energy in ItalyEnergy in Italy comes mostly from fossil fuels. Among the most used resources are petroleu
- Energy in JapanJapan is a major consumer of energy, ranking fifth in the world by primary energy use. Fos
- Energy in KazakhstanEnergy in Kazakhstan describes energy and electricity production, consumption and import i
- Energy in KenyaThis article describes energy and electricity production, consumption, import and export i
- Energy in MalawiBurning of charcoal and wood fuel provides approximately 94 percent of the energy in Malaw
- Energy in MongoliaMongolia had a total primary energy supply (TPES) of 6.66 Mtoe in 2019. Electricity consum
- Energy in MozambiqueMozambique has abundant energy sources available for exploitation. As of 2021, the country
- Energy in MyanmarMyanmar's energy sector is characterised by low per capita energy consumption and a limite
- Energy in NorwayNorway is a large energy producer, and one of the world's largest exporters of oil. Most o
- Energy in PolandThe Polish energy sector is the fifth largest in Europe. In recent years, Poland has been
- Energy in RomaniaEnergy in Romania describes energy and electricity production, consumption and import in R
- Energy in RussiaOver half the energy in Russia is from fossil gas and almost a quarter from oil.
- Energy in Saudi ArabiaEnergy in Saudi Arabia involves petroleum and natural gas production, consumption, and exp
- Energy in South AustraliaSouth Australia is a leader in utility-scale renewable energy generation, and also produce
- Energy in TaiwanIn 2024, 83.2% of Taiwan's 288 TWh electricity generation came from fossil fuels (42.4% na
- Energy in TexasEnergy is a major component of the economy of Texas. The state is the nation's largest ene
- Energy in the United Arab EmiratesEnergy in the United Arab Emirates describes energy and electricity production, consumptio
- Energy in the United KingdomFinal energy consumption in the United Kingdom was 128.1 million tonnes of oil equivalent
- Energy in the United StatesEnergy in the United States is obtained from a variety of sources, although the majority c
- Energy in UgandaBurning of renewable resources provides approximately 90 percent of the energy in Uganda,
- Energy in UkraineUkraine mostly uses energy from gas, followed by nuclear, oil and coal. The country has a
- Energy in UzbekistanUzbekistan had a total primary energy supply (TPES) of 48.28 Mtoe in 2012. Electricity con
- Energy in VenezuelaEnergy in Venezuela is dominated by fossil fuels, particularly oil and natural gas, while
- Energy in VietnamVietnam is a quickly growing developing economy with a relatively high growth in demand fo
- Energy in ZambiaZambia is potentially self-sufficient in sources of electricity, coal, biomass and renewab
- Energy independenceFreedom from others regarding energy
- Energy Information AdministrationUS Department of Energy agency
- Energy lawLaw governing the use and taxation of energy
- Energy liberalisationProvision of energy utilities by market mechanisms
- Energy managementPlanning and operation of energy production and energy consumption units
- Energy marketSystem enabling the sale and purchase of the physical property used for work
- Energy ministerDescriptor for a cabinet member in charge of an economy's fuel and power sector
- Energy mixPrimary energy sources from which secondary energy for direct use is produced
- Energy modelingProcess of building computer models of energy systems in order to analyze them
- Energy performance certificateRating scheme to summarise the energy efficiency of buildings or devices
- Energy Performance Certificate (United Kingdom)Scheme for rating the energy efficiency of buildings
- Energy Policy Act of 2005United States Law
- Energy policy of CanadaCanada has access to all main sources of energy including oil and gas, coal, hydropower, b
- Energy policy of ChinaThe People's Republic of China is both the world's largest energy consumer and the largest
- Energy policy of FinlandEnergy policy of Finland describes the politics of Finland related to energy. Energy in Fi
- Energy policy of MalaysiaThe energy policy of Malaysia is determined by the Malaysian Government, which address iss
- Energy policy of PakistanThe energy policy of Pakistan is formulated and determined by the federal, provincial, and
- Energy policy of RussiaRussia's energy policy is presented in the government's Energy Strategy document, first ap
- Energy policy of ScotlandCertain aspects of Energy policy in Scotland have been specifically reserved to the UK par
- Energy policy of the Soviet UnionThe energy policy of the Soviet Union was an important feature of the country's planned ec
- Energy policy of the United StatesThe energy policy of the United States is determined by federal, state, and local entities
- Energy policy of VenezuelaVenezuela has the largest conventional oil reserves and the second-largest natural gas res
- Energy povertyLack of access to energy services such as electricity and heating
- Energy poverty and cookingIssues involving access to clean, modern fuels and technologies for cooking
- Energy rebate programAn Energy Rebate Program, or Energy Credit Incentive Program, provides a cash rebate progr
- Energy recoveryExtracting energy from exhaust or waste
- Energy recyclingProcess of using energy that would normally be wasted
- Energy Regulatory Office (Poland)Energy Regulatory Office (Polish: Urząd Regulacji Energetyki) a Polish office serving the
- Energy Resources of AustraliaEnergy Resources of Australia Ltd (ASX: ERA) is a public company based in Australia. It is
- Energy return on investmentRatio of usable energy from a resource
- Energy Sciences NetworkThe Energy Sciences Network (ESnet) is a high-speed computer network serving United States
- Energy securityNational security considerations of energy availability
- Energy security and renewable technologyRenewable technologies contributions to energy security
- Energy security of ChinaEnergy security of the People's Republic of China concerns the need for the People's Repub
- Energy storageCaptured energy for later usage
- Energy superpowerCountry exporting lots of energy
- Energy taxAn energy tax is a tax that increases the price of energy. Arguments in favour of energy t
- Energy Technology Data ExchangeThe Energy Technology Data Exchange (ETDE) was formed in 1987 and officially ended 30 June
- Energy-efficient drivingDriving using techniques that reduce fuel consumption
- Energy-Efficient EthernetPower-saving option for Ethernet network devices
- EnmaxCalgary, Alberta municipal energy utility
- Enniskillen, OntarioEnniskillen is a township in the Canadian province of Ontario, within Lambton County. It i
- Enriched uraniumUranium processed to increase the percentage of uranium-235
- Enron scandal2001 accounting scandal
- Environmental impact of nuclear powerNuclear power has various environmental impacts, both positive and negative, including the
- Environmental impact of the energy industryThe environmental impact of the energy industry is significant, as energy and natural reso
- Environmental impact of the oil shale industryEnvironmental impact of the oil shale industry includes the consideration of issues such a
- EPR (nuclear reactor)Third-generation pressurised water nuclear reactor design
- Erlasee Solar ParkThe Erlasee Solar Park, or Solarstrompark Gut Erlasee, is an 11.4 megawatt (MW) photovolta
- Erongo Battery Energy Storage SystemBattery Energy Storage System in Namibia
- EskomSouth African electricity public utility
- EthanethiolChemical compound
- Ethanol fuel in the United StatesThe United States became the world's largest producer of ethanol fuel in 2005. The U.S. pr
- EU EcolabelEU Ecolabel or EU Flower is a voluntary ecolabel scheme established in 1992 by the Europea
- EU natural gas price capPrice cap imposed by EU
- Eugene Island block 330 oil fieldOil field in the Gulf of Mexico
- European Energy ExchangeEuropean exchange
- European Network of Transmission System Operators for ElectricityOrganization representing European transmission system operators
- Evaporative coolerDevice that cools air through the evaporation of water
- ExergyMaximum energy available for use
- Exit pollPoll of voters taken after they exit polling stations
- Experimental Advanced Superconducting TokamakExperimental tokamak
- Experimental Breeder Reactor IBreeder reactor in Idaho, US
- Experimental Breeder Reactor II43°35′42″N 112°39′26″W / 43.595039°N 112.657156°W
- Experimental Mine, U.S. Bureau of MinesUnited States historic place
- ExplosiveSubstance that can explode
- Expo 2017International exposition in Kazakhstan
- Extraction of petroleumRemoval of petroleum from the earth
- ExxonMobil Beaumont RefineryOil refinery in Texas, US

