Portal:Energy/Selected picture
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![](http://upload.wikimedia.org/wikipedia/commons/thumb/d/d6/Coal_power_plant_Datteln_2_Crop1.png/640px-Coal_power_plant_Datteln_2_Crop1.png)
Photo credit: From an image by Arnold Paul
Coal-fired power stations transform chemical energy into 36%-48% electricity and 52%-64% waste heat.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/b/bc/Sunspot_TRACE.jpeg/640px-Sunspot_TRACE.jpeg)
Photo credit: NASA/TRACE
Plasma being channeled by the magnetic field loops of a sunspot.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/d/df/Empire_State_Building_Night.jpg/640px-Empire_State_Building_Night.jpg)
Photo credit: Charliebrown7034
Skyglow over New York City, one form of light pollution.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/7/79/Operation_Upshot-Knothole_-_Badger_001.jpg/640px-Operation_Upshot-Knothole_-_Badger_001.jpg)
Photo credit: United States Department of Energy
The fireball created as energy is released in a nuclear explosion.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/2/26/Plasma-lamp_2.jpg/640px-Plasma-lamp_2.jpg)
Photo credit: Luc Lviatour
Electricity ionizing the gas in a plasma lamp.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/6/69/Lightning_in_Arlington.jpg/640px-Lightning_in_Arlington.jpg)
Photo credit: Postdlf
Lightning is a highly visible form of energy transfer.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/7/7d/Apollo_11_Saturn_V_lifting_off_on_July_16%2C_1969.jpg/640px-Apollo_11_Saturn_V_lifting_off_on_July_16%2C_1969.jpg)
Photo credit: NASA
A Saturn V rocket launches Apollo 11, burning 3,580 U.S. gallons (13,552 liters) of kerosene per second.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/a/aa/Polarlicht_2.jpg/640px-Polarlicht_2.jpg)
Photo credit: Senior Airman Joshua Strang, United States Air Force
An aurora, caused by the release of energy as charged particles collide with atoms in the Earth's upper atmosphere.
Photo credit: Johnson Space Center/NASA
Tropical cyclones feed on the heat released when moist air rises and the water vapor condenses.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/1/12/Stromboli_Eruption_Crop1.png/640px-Stromboli_Eruption_Crop1.png)
Photo credit: From an image by Wolfgang Beyer
Strombolian volcanic eruptions can eject incandescent cinder, lapilli and lava bombs to altitudes of tens to hundreds of meters.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/6/63/Strokkur_geyser_eruption%2C_close-up_view.jpg/640px-Strokkur_geyser_eruption%2C_close-up_view.jpg)
Photo credit: Andreas Tille
Geysers erupt periodically due to surface water being heated by geothermal heat.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/0/0a/Four-solaire-odeillo-02.jpg/640px-Four-solaire-odeillo-02.jpg)
Photo credit: Björn Appel
A solar furnace can be used to generate electricity, melt steel or make hydrogen fuel.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/a/af/Buying_fuelwood.jpeg/640px-Buying_fuelwood.jpeg)
Photo credit: Stephen Codrington
Wood is an important fuel in many developing countries.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/5/50/PS10_solar_power_tower_2.jpg/640px-PS10_solar_power_tower_2.jpg)
Photo credit: Flickr
The 11 MW PS10 solar power tower near Seville in Spain.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/5/57/Forestfire2.jpg/640px-Forestfire2.jpg)
Photo credit: United States Department of Agriculture
Fire is a rapid oxidation process that creates heat and light, together with smoke and other products of combustion.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/f/f4/Leaf_1_web.jpg/640px-Leaf_1_web.jpg)
Photo credit: Jon Sullivan
Photosynthesis is a complex energy transformation process in which sunlight, carbon dioxide and water are converted to chemical energy by living organisms.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/c/c2/C-141_Starlifter_contrail_crop1.png/640px-C-141_Starlifter_contrail_crop1.png)
Photo credit: United States Air Force
The IPCC estimates that aviation will account for 4% of all carbon emissions released by human activity by 2050.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/3/3e/I-80_Eastshore_Fwy.jpg/640px-I-80_Eastshore_Fwy.jpg)
Photo credit: User:Minesweeper
The use of fuels for transport accounts for around 14% of world greenhouse gas emissions, but over 25% of emissions in some countries.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/4/42/Alaska_Pipeline_Bridge.jpg/640px-Alaska_Pipeline_Bridge.jpg)
Photo credit: Cooldude110
Pipeline transport is the transportation of goods through a pipe, most commonly liquid and gases such as crude oil and natural gas.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/b/b7/District_heating_plant_spittelau_ssw_crop1.png/640px-District_heating_plant_spittelau_ssw_crop1.png)
Photo credit: From an image by Contributor
This waste-to-energy plant is one of several that provides district heating in Vienna.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/6/65/Kuwait_burn_oilfield_crop1.png/640px-Kuwait_burn_oilfield_crop1.png)
Photo credit: From an image by Jonas Jordan, USACE
Oil wells in Kuwait were set alight by retreating Iraqi forces during the 1991 Gulf War.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/9/9f/NesjavellirPowerPlant_edit2.jpg/640px-NesjavellirPowerPlant_edit2.jpg)
Photo credit: From an image by Grétar Ívarsson
Geothermal power, the harnessing of geothermal heat to generate electricity, is used in over 20 countries.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/7/7d/Fukushima_I_by_Digital_Globe.jpg/640px-Fukushima_I_by_Digital_Globe.jpg)
Photo credit:
During the 2011 Fukushima nuclear emergency in Japan, three nuclear reactors were damaged by explosions.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/e/e9/VKG_Ojamaa_kaevandus.jpg/640px-VKG_Ojamaa_kaevandus.jpg)
Photo credit: Greenpeace
Oil shale is a source of unconventional oil, which combustion and thermal processing generate atmospheric emissions. Pictured is oil shale being mined by the Viru Keemia Grupp.
Photo credit: BDS2006
Wind farm is a group of wind turbines in the same location used for production of electric power.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/1/13/Paldiski_wind_farm.jpg/640px-Paldiski_wind_farm.jpg)
Photo credit: A. Lepik
Wind power is the conversion of wind energy into useful form, such as electricity, using wind turbines.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/f/fe/Power-Lines-Hwy-138.jpg/640px-Power-Lines-Hwy-138.jpg)
Photo credit: George Louis
Electric power transmission is the bulk transfer of electrical energy, a process in the delivery of electricity to consumers
![](http://upload.wikimedia.org/wikipedia/commons/thumb/6/6f/Wind_Turbines_and_Power_Lines%2C_East_Sussex%2C_England_-_April_2009.jpg/640px-Wind_Turbines_and_Power_Lines%2C_East_Sussex%2C_England_-_April_2009.jpg)
Photo credit: Diliff
An electrical grid is an interconnected network for delivering electricity from generation facilities such as wind farms to consumers.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/d/d2/Manhattan_at_Dusk_by_slonecker.jpg/640px-Manhattan_at_Dusk_by_slonecker.jpg)
Photo credit: Diliff
The Empire State Building is being transformed into a more energy efficient and eco-friendly structure, at a cost of $120 million.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/8/81/Andasol_5.jpg/640px-Andasol_5.jpg)
Photo credit: kallerna
Andasol Solar Power Station is a 150-megawatt (MW) concentrated solar power station and Europe's first commercial plant to use parabolic troughs.
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