Q. In which country in the world, the wind energy accounts for its 20% electricity?

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Q. Which zone's deletion can affects the marine ecosystem?

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Q. Using tall turbines driven by the force of wind is known as

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Q. Which Gulf is the world's largest producing gulf in the world?

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Q. Layers of semi conductor materials produce a small electric current when heated by sun, in

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Q. Why the cost of wind power is dropped by 80% in the last 20 years?

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Q. What percent of world's commercial need of energy is covered by water power?

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Q. Which alternative energy is the most suited to local use by individuals?

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Q. When the three gorges dam was built by china?

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Q. In water rich but fossil fuel poor countries, the purpose of construction of dam is

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Q. In which continent, 75% of wind energy is geenerated?

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Q. Three gorges Dam is located in which country?

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Q. Which country has the highest HEP production in 2007?

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Q. In water poor but fossil fuel rich countries, the purpose of construction of dam is

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Q. What is the height of three gorges dam in china?

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Q. Which country is water rich but fossil foil poor?

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Q. Large blades, on a taller turbines can catch more

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Q. An increasing number of turbines are being placed offshore, partly to take advantage of stronger

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Q. What are the three common purpose of construction of Dam?

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Q. In which countries the use of solar energy has becoming more common in buildings?

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