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By Bill Kirk
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The engineers on that project found two ways to protect the turbines from corrosion caused by sea salt. They made the towers airtight and made the air pressure in the nacelles higher than normal. This stops the wet, salty air from seeping inside the device. 5 billion. A typical coal-fired power station can cost around $2 billion to build. A nuclear-powered station can cost between $2 billion and $3 billion. ) Supporters of wind power argue that these numbers do not reflect the true cost of the different systems.
Energy Information Administration The amount of electricity generated by wind power has increased steadily in recent years. many people currently have access to this type of electricity. Wind power is a fast-growing technology, but it is still relatively new. There are a number of different problems that will need to be resolved before wind-powered electricity can be made more readily available to a greater number of people in the United States and the rest of the world. 31 R 4 TE CH Possible Problems with Wind Energy Despite all the positive aspects of wind energy, some people are not in favor of it.
Doctoral degree: The highest degree, or title, awarded by a university. embargo: A government order restricting or prohibiting trade and other types of commerce with a specific country. emission: A substance that is released into the air. 44 generator: A machine that is used to convert energy, such as that provided by burning fuel or by wind or water, into electricity. glacier: A large body of ice that moves slowly across land. global warming: The gradual warming of Earth’s atmosphere and surface, caused by the buildup of carbon dioxide and other greenhouse gases that trap heat.
All About Volcanoes by Bill Kirk