Now scientists at Norwegian renewable-energy company Statkraft aim to use osmosis to generate electric power.
These workers control, operate or maintain machinery to generate electric power keeping your home or business juiced.
Only a few companies generate electric power, and it can be metered in a way that dodgy cash transactions cannot.
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Clean coal is a trade term to describe methods and technologies to reduce greenhouse gas emissions from the burning of coal to generate electric power.
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The world is using less oil today to generate electric power than it did in 1973, despite output almost trebling to 17.5 billion watt hours of electricity, from 6.1 billion WH.
Lithuanian Prime Minister Andrius Kubilius said Tuesday that Lithuania is considering asking the European Union to impose restrictions on electricity trading by third parties that generate electric power without complying with nuclear safety requirements.
That water is then released through tunnels to generate hydro electric power at times when consumers need it.
Piezoelectric materials generate an electric charge when their shape is changed.
Although they have not been found to cause any harm, the cables on conventional pylons, which transmit a three-phase alternating current, generate a strong electric field and a continuous buzz of low-frequency radio waves.
Fuel cell electric vehicles generate their power from hydrogen and oxygen, and emit only water.
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That's what Phoenix thinks each of its electric trucks can generate in revenues by selling its credits.
Of course the coal industry can also rely on support from representatives of coal producing states and, to a lesser extent, those representing the 20 states that generate at least 49% of their electric power from coal.
General Electric's most popular windmills generate 3 megawatts.
The parallel full hybrid system developed by Porsche also offers "coasting" at higher speeds, a mode wherein the internal combustion engine is turned off and the electric motors use vehicle momentum to generate electricity that is stored in the lithium-ion battery.
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It is then released through a number of turbines to generate electricity in the same way as hydro-electric power plants work.
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"Hydro electric schemes, which use impounded water to generate electricity, are an excellent means of energy storage, " said SSE Renewables managing director Jim Smith.
We're on track to create 700, 000 jobs across America building advanced batteries for hybrid cars, and modernizing our electric grid, and doubling our capacity to generate clean energy.
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Or this: If you could cover an area about the size of Massachusetts in the Southwest U.S. entirely with solar cells, you could generate enough electricity to quench America's need for electric power.
Not to be outdone, England just flipped the switch on the world's largest wind farm, and in Paris, Schneider Electric set up kinetic energy-harvesting tiles that generate power from runners in the Paris Marathon.
China is also developing technology for electric vehicles, which can help reduce oil imports as well as generate exports.
The selling point of the E-rev is that is cuts out "range anxiety" because if the electric charge in the battery runs low the car can use petrol to generate more.
"Moreover, in places that do generate electricity from renewable sources, it would be more cost-effective to use that electricity to power electric or plug-in hybrid cars than high-speed rail, " O'Toole said.
General Electric (nyse: GE - news - people )'s most popular windmills generate 3 megawatts.
This huge abundance of natural gas is a blessing for Texas in the power generation sector, as electric providers look for alternatives as increasingly strict EPA air quality regulations make it more and more difficult to generate electricity by burning coal.
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