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Category: /Science & Technology
has been developed by scientists and researchers, we not only get a comfort in living throughout our life but it also helps people to find more jobs and less popery. However, on the other hand, there are some increasing problems on our planet
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Category: /Science & Technology
the earth's surface that results when the earth's atmosphere traps the sun's heat. The earth is getting warmer. The changes are small, so far, but they are expected to grow and speed up. Within the next fifty to one hundred years, the earth may
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Category: /Science & Technology
global warming has moved to a serious scientific issue. Because sunlight is constantly falling on the earth, the law of physics say that the planet has to radiate the same amount of energy back into space. Infrared radiation is sent out by the
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Category: /Science & Technology
of the stratospheric ozone layer, which filters out most of the sun's harmful ultraviolet radiation, in protecting the Earth's surface from the harmful effects of solar ultraviolet radiation has been recognized for many decades. It was not until
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Category: /Science & Technology
the greenhouse effect is a term for the role the atmosphere plays in insulating and warming the earth's surface. In modern society, this is the term for something better known as global warming. The earth’s climate is predicted to change drastically
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Category: /Science & Technology
of fossil fuels and simultaneously cuts down large expanses of forests worldwide, the concentrations of CO2 and other greenhouse gases are building up in the atmosphere. "The green house effect is the (imperfect) analogy used to explain the atmospheric
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Category: /Science & Technology
symbol of wealth and prosperity, it has been a value for explorers and adventurers and a lure for conquerors. Today it is vital to commerce and finance; popular in ornamentation, and increasing importance in technology.
The nature of gold is diverse.
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Category: /Science & Technology
resistance to corrosion and unparalleled ability as a thermal and electrical conductor mean it is used in a wide variety of industrial applications consuming close to 300 tonnes annually.
Gold (Au, from Latin "Aurum" (World Book Dictionary)
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Category: /Science & Technology
laws being passed each day for protection of waterways, endangered species and their habitats. New ways of extracting the gold are also being introduced.
Gold is a very valuable substance, both financially and scientifically. Gold is completely unreact
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Category: /Science & Technology
disease. The disease is caused by the bacterium Neisseria gonorrhea that is a member of the family Neisseriaceae. The majority of the organisms belonging to this family are non-pathogenic or commensals, however, gonorrhea is always pathogenic. Bacteria
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