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Papers on Science and Nature
Changing World
Number of words: 1035 | Number of pages: 4.... an estimated 37 percent of the fish species that inhabit thelakes and streams of North America are either in jeopardy or extinct. A second indicator that displays humanity's misuse of technoscience is the global economy. Global economic statistics show the results of the applications of technoscience. In 1995, the global economy grew by an estimated 3.7 percent the largest gain since the 4.6 percent growth in 1980 (Brown, 74). The use of technoscientific developments in various fields raised the global output of goods and services. Although this was an impressive expansion promoting employment and development, it also increased the .....
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Scenes Of Nature
Number of words: 260 | Number of pages: 1.... night the sky becomes enchanting and glorious. When the stars are out
the sky is undeniably exquisite. The skys deep shades range from blue at
dawn to deep oranges and purple at dusk. The sky scenes are genuinely
picturesque.
The forest changes it scenery in seasons instead of day and night
like the sky. In the summer the forest is filled with majestic shades of
green. The fall brings colorful shades of oranges, reds, and yellows. The
winter deprives the forest of its colorful splendor, but brings a different
type of beauty all together. In the spring all of the green magnificence
returns. The forest is breathtakin .....
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Cellular Radio, Isdn Networks And Satellite Communications
Number of words: 1695 | Number of pages: 7.... networks for these services.
3. What is Satellite Communications?
This is the use of orbiting satellites to relay microwave transmissions from earth stations to the satellite an to re-transmit those signals back down to another earth station by means of microwave transmission.
Cellular Radio
At present there are two types of cellular radio systems in operation in Ireland. These are:
1. TACS
This system is an analogue system in which the voice is transmitted by radio from the telephone to the nearest base station in analogue form. Analogue systems are at present throughout the world but each Country would have diffe .....
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Desert Biome
Number of words: 839 | Number of pages: 4.... F (56.7o C). "(Genius book of world records 2000) Winters are cold in middle-latitude deserts, located far from the equator. "At Luktchin in central Asia the average temperature in July is 90o F (32o C), while the January average is 13o F (-10.6o C)--a range of 77 Fahrenheit degrees (42.6 Celsius degrees)"(Compton's Encyclopedia). The temperature drops sharply in the desert night. Dry air, cloudless skies, and bare, dry earth furnish ideal conditions for the cooling of air after sunset. A 24-hour range of 25 to 45 Fahrenheit degrees (14 to 25 Celsius degrees) is common, and it may be as great as 60 to 70 Fahrenheit degrees (33 to .....
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El Nino
Number of words: 2243 | Number of pages: 9.... elsewhere. Due to a lack of data during occurrences it is not fully known if fish populations are depleted solely due to exposure to . A decrease in their growth and reproductive success has been observed by many surveys in coastal waters.
The link between climatic effects around the world and is now well established. It has taken many years of studying to understand how the pieces of the puzzle, from ocean currents to winds and heavy rains fit together. During the 1920s a scientist was on assignment in India trying to predict the Asian monsoons. As he sorted through his records he discovered a connection between baro .....
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Angina
Number of words: 801 | Number of pages: 3.... flow of oxygen and nutrients to provide energy for rmovement, and to maintain the delicate balance of chemicals which allow for the careful electrical rhythm control of the heart beat. Unlike some other organs, the heart can survive only a matter of minutes without these nutrients, and the rest of the body can survive only minutes without the heart--thus the critical nature of these syndromes.
Causes of blockage range from congenital tissue strands within or over the arteries to spasms of the muscular coat of the arteries themselves. By far the most common cause, however, is the deposition of plaques of cholesterol, platelet .....
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ALCOHOLISM A PSYCHOLOGICAL QUA
Number of words: 725 | Number of pages: 3.... fifty percent of all major automobile accidents, and murders are associated with alcohol. On and on the statistics point to the enormous dangers of alcohol, yet it is a legalized drug.
As bleak as this problems seems to be on society as a whole, it is also rueful for the poor soul who is alcohol dependent. The life span of the alcoholic is about ten years shorter than the non-drinker. The lifetime prevalence for alcoholism in the United States is as high as fourteen percent. Taking these statements into consideration it is not difficult to believe that alcohol is ranked the third major cause of death in the United State .....
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Artificial Insemination
Number of words: 636 | Number of pages: 3.... sperm doesn't seem to affect a pregnancy, it reduces the sperm's movement and influences the success rate of . About 75 to 85 percent of women inseminated with fresh donor semen will get pregnant--especially if the procedure is repeated over several months. Unfortunately, freezing the sperm decreases the chances of success by 10 to 15 percent.
Today's reproductive technology is not limited to helping create human families. Reproductive specialists at the nation's zoos and research centers have begun to investigate ways to save endangered animals with these techniques. For some endangered species, the new procedures for repr .....
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Global Warming ------
Number of words: 847 | Number of pages: 4.... of the gas content within the atmosphere. However, it has a adverse impact on the earth's temperature. Thus, minor fluctuations in the percentage of atmospheric carbon dioxide will likely have a significant effect on the global temperature. The percentage of atmospheric carbon dioxide has risen over the past century at an alarming rate. Industrial civilization is essentially driven by fossil fuels such as coal, oil, and gasoline all of these are a major factor in carbon dioxide emissions. Even if we change our practices in time to avoid these climatic disturbances, the environment will still have an effected and this is incl .....
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Psychology
Number of words: 1229 | Number of pages: 5.... in private practice have pleasant, comfortable offices and set their own hours. However, they often must offer evening hours to accommodate their clients. Those employed in hospitals, nursing homes, and other health facilities may work evenings and weekends, while those who work in schools and clinics generally work regular hours. Psychologists employed as faculty by colleges and universities divide their time between teaching and research and a few have administrative responsibilities as well. Most psychologists in government and industry have structured schedules. Psychologists often work alone, reading and writing repo .....
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