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Search results 2691 - 2700 of 4904 matching essays
- 2691: Can We Say "NO" To Recycling
- ... to most of the European countries and the United States and studies have lately proven so. "Recycling is a good thing, but it costs money."(Boerner and Chilton 7). This view has been confirmed by John E. Jacobson, who is the president of AUS, a consulting firm in Philadelphia who stated that it is often more expensive to recycle than to manufacture from raw material. The process goes through lots of ...
- 2692: Atomic Theory
- ... of water could contain more than a million million billion atoms". I think they could've used more scientific terms, but you get the idea at least. In the early half of the 19th century, John Dalton (a chemist, who many consider the person who started the atomic theory) proved that atoms are always joined together basically the same way, and that the smallest part of a chemical compound was a ...
- 2693: The Mystery of Area 51
- ... others believe aliens. Despite everyone's beliefs, no one really knows what lies behind those barbed wire fences. Some will even call it one of the most speculated conspiracies of the century, next to the Kennedy Assassination (Hammen 62). What is this mystery that the government has been hiding for 50 years? The answer is Area 51. Area 51 was built in the 1950's by the CIA as a top ...
- 2694: The Lowell Observatory
- ... are a total of nine telescopes, eight which are at the observatory, of these many of them are historic, such as the 24" Clark Refractor that is 102 years old. The Pluto telescope dome and John Vickers McAllister telescope dome, which is 16" long, are also telescopes you would find at Lowell Observatory. The most modern telescope they have there is the Anderson Mesa Telescope. Their ninth telescope is located in ...
- 2695: Greenhouse Effect
- ... America as a region in which crops may be grown, for example. Also, melting of parts of the Antarctic ice sheet will cause flooding of coastal cities such as London , New York, Beijing, Amsterdam, St. Johns, Halifax, Vancouver , even Montreal and of entire countries, such as Bangladesh" (Johnson, 1990). The greenhouse effect is not limited to certain countries or states. The entire world will suffer if it is allowed to ...
- 2696: Ozone
- ... system in order to decrease traffic in the city, thereby cutting down smog. Power plants have shut down, and increased regulations have been installed in order to remedy the serious problem of pollution. Bibliography Harte, John, and Cheryl Holdre, Richard Schneider, and Christine Shirley. Toxics A to Z. pp 372-74. University of California Press: Los Angeles, 1991. "Ozone Most Harmful to Trees" USA Today Magazine. June 1992. pp 9-10 ...
- 2697: DNA
- ... and RNA greatly affect the life and functions of an organism. Bibliography: Emmel, Thomas C. Biology Today. Chicago: Holt, Rinehart and Winston, 1991. Foresman, Scott. Biology. Oakland, New Jersey: Scott Foresman and Company, 1988. Hole, John W., Jr. Essentials. Dubuque, Iowa: Wm. C. Brown Company Publishers, 1983. Mader, Sylvia S. Inquiry Into Life. New York: Wm. C. Brown Company Publishers, 1988. McLaren, Rotundo. Heath Biology. New York: Heath Publishing, 1987. Miller ...
- 2698: Asymmetric Epoxidation of Dihydronaphthalene with a Synthesized Jacobsen's Catalyst
- ... Masses were taken on a Mettler AE 100. Rotary evaporations were performed on a Bόchi Rotovapor-R. Melting points were determined using a Mel-Temp (Laboratory Devices, USA) equipped with a Fluke 51 digital thermometer (John Fluke Manufacturing Company, Inc.). Optical rotations ([a]D) were measured on a Dr. Steeg and Renter 6mbH, Engel/VTG 10 polarimeter. Solid IR's were run on a Bio-Rad (DigiLab Division) Model FTS-7 ...
- 2699: Aerosol Spray Cans
- ... col:5 Flexner, Bob. "Finishes for small projects." Workbench March 1994 Kaplan, Justine. "Continuum: Are the Ninja Turtles misinformed?" Omni June 1993: p27 Macaulay, David. The Way Things Work. Boston: Houghton Mifflin Company, 1988. Pierson, John. "Form plus function: ... The battle between pumps and aerosols." The Wall Street Journal 28 Feb. 1994 sec:B P:1 col:1 Stepp, Laura Sessions. "Ringing the alarm on aerosols: Inhalants & Poisons. Awareness Week." The ...
- 2700: Nuclear Power
- ... everyone has an opinion, and they are either for or against it. There really is no middle ground, and that is evident in the essays written by two highly respected scientists. One of them, Dr. John W. Gofman is a strong believer in the concept of exposure to radiation being fatal and dangerous to human health. Especially if the maximum allowed limit of nuclear radiation, 170 millirems/year, is reached. An ...
Search results 2691 - 2700 of 4904 matching essays
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