Energy portal selected pictures
Photo credit: NASA/TRACE
Plasma being channeled by the magnetic field loops of a sunspot.
Photo credit: Charliebrown7034
Skyglow over New York City, one form of light pollution.
Photo credit: United States Department of Energy
The fireball created as energy is released in a nuclear explosion.
Photo credit: Luc Lviatour
Electricity ionizing the gas in a plasma lamp.
Photo credit: Postdlf
Lightning is a highly visible form of energy transfer.
Photo credit: NASA
A Saturn V rocket launches Apollo 11, burning 3,580 U.S. gallons (13,552 liters) of kerosene per second.
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.
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.
Photo credit: From an image by Arnold Paul
Coal-fired power stations transform chemical energy into 36%-48% electricity and 52%-64% waste heat.
Photo credit: Andreas Tille
Geysers erupt periodically due to surface water being heated by geothermal heat.
Photo credit: Björn Appel
A solar furnace can be used to generate electricity, melt steel or make hydrogen fuel.
Photo credit: Stephen Codrington
Wood is an important fuel in many developing countries.
Photo credit: Flickr
The 11 MW PS10 solar power tower near Seville in Spain.
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.
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.
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.
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.
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.
Photo credit: From an image by Contributor
This waste-to-energy plant is one of several that provides district heating in Vienna.
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.
Photo credit: From an image by Grétar Ívarsson
Geothermal power, the harnessing of geothermal heat to generate electricity, is used in over 20 countries.
During the 2011 Fukushima nuclear emergency in Japan, three nuclear reactors were damaged by explosions.
Photo credit: Greenpeace
Oil shale is a source of unconventional oil, which combustion and thermal processing generate atmospheric emissions
Photo credit: BDS2006
Wind farm is a group of wind turbines in the same location used for production of electric power.
Photo credit: A. Lepik
Wind power is the conversion of wind energy into useful form, such as electricity, using wind turbines.
Photo credit: George Louis
Electric power transmission is the bulk transfer of electrical energy, a process in the delivery of electricity to consumers
Photo credit: Diliff
An electrical grid is an interconnected network for delivering electricity from generation facilities such as wind farms to consumers.
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.