Papers on Science and Environment
Attention Deficit Hyperactive Disorder
Words: 1297 - Pages: 5.... a collection of humorous moral tales for children. The heroes were taken from his observations of children. In 1902, Dr. G. F. Still, described the behavior of a group of hyperactive children. He knew of no medical reasons for their behavior and made no mention of their educational needs or social skills. He said that part of the problem with ADHD children was "deficient training in the home." In 1923, researcher, F. G. Ebaugh, was one of the first to publish a professional paper recognizing ADHD as a long-term problem requiring cooperation and intervention by several professional disciplines.
Over the past four decades, do .....
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Cheetah
Words: 942 - Pages: 4.... the same time, the tall grasses provide the cover to hunt successfully. territory is also likely to include lightly wooded areas where the s can rest safely and keep their cubs out of harm's way.
The parry grass helps the in several ways it is one of the best objects to hide in for attack on other pray. It is also a good bedding source. The s cubs love to romp around in the grass for play and for practice for battle when they get older. This is the best all-round plant and helpful one for the .
The up close, the is one of the smaller "big" cats. The largest weighs no more than 143 pounds and is probably 3.3 feet long from the shoulder .....
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Mars:
Words: 736 - Pages: 3.... look for life as well. NASA began to send robots and Satellites to Mars. Unfortunately, they found nothing or lost contact with the robots or Satellites in the process. During the year of 1999 NASA sent up two rockets toward Mars and both were failures. Due to the failures, time has been given for scientists to blueprint a credible and step-by-step search for life on the Red Planet. Without the pressure to return Martian samples to Earth any time soon, new schemes for automated, on-the-spot detection of past or present Mars life can be flown.
Recently, two probes were sent back and they made it to Mars. They landed on the South Pola .....
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Recommendation For Recycling Water In Florida
Words: 2564 - Pages: 10.... problem has affected all of us in one way or another.
Either through the mandatory restrictions or the increased price of water, or
even the ever increasing occurrence of sinkholes, the evidence of a water
shortage is everywhere. Since we need water to survive, and there are no
alternatives to support life on this planet, we must find a way to keep up with
our ever increasing water demand.
This report presents the water shortage problem that is occurring in
Florida. This report will familiarize you with the problem and explain the
other uses currently being employed in Florida. This report also explains the
procedure, as well as a reco .....
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Antibiotic Resistance 2
Words: 3982 - Pages: 15.... resistance to many antibiotics that once cured bacterial diseases readily. Ever since antibiotics became widely available in the 1940s, they have been hailed as miracle drugs -- magic bullets able to eliminate bacteria without doing much harm to the cells of treated individuals. Yet with each passing decade, bacteria that defy not only single but multiple antibiotics -- and therefore are extremely difficult to control -- have become increasingly common.
What is more, strains of at least three bacterial species capable of causing life-threatening illnesses (Enterococcus faecalis, Mycobacterium tuberculosis and Pseudomonas aeruginosa) .....
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The Positive Effects Of DDT
Words: 1873 - Pages: 7.... the most effective chemical ever to prevent the
spread of malaria all over the world. It nearly wiped out the disease in
some countries altogether. It has been repeatedly proven that DDT does not
cause any form of cancer in humans. Contrary to what environmentalist
attacks on the pesticide have alleged, the benefits of DDT far exceed the
flaws.
DDT was first synthesized in 1887 and patented as an insecticide in
1939 by a Swiss chemist, Dr. Paul Müller (Whelan 69). It initially became
popular because of its effectiveness against insects, specifically clothes
moths and parasites of both animals and plants. DDT was welcomed as a
substit .....
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Environmental Isuues
Words: 1272 - Pages: 5.... a trip to the doctor’s office. The doctor will usually examine the patient and prescribe an antibiotic. Antibiotics are being used as a way to solve medical problems. The heavy use of antibiotics is causing a threat to the population. They are so widely used and are beginning to become a contaminant in the environment. When used so frequently, antibiotics are found in the sewers, septic tanks, and even receiving waters. With antibiotics being so abundant in these places, the microbes here are now becoming resistant. With all of the sterilization and sanitation precautions, we would not expect to come in contact with these microbe .....
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Acid Rain And Its Effects
Words: 588 - Pages: 3.... acid rain have on many different factors.
For one, Acid rain causes acidification of lakes, streams, and other bodies of water. Because many lakes and streams suffer from chronic acidity (a condition which water has a constant low pH level) this makes them susceptible to acid rain because of their limited ability to neutralize acidic compounds. This results in many lakes and streams being completely dead of fish and all other living things.
Acid rain also greatly contributes to forest degradation, even more so to high-elevated trees, it also impairs the tree growth. Acid rain effects forest soil. As acid moves through soils, it strips awa .....
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Is There A Light At The End Of The Tunnel
Words: 1451 - Pages: 6.... Senator Christopher Dodd of Connecticut says that health care is at the worst risk right now. He says that, "As much as 80-90% of our doctors' offices are not compliant. 64% of hospitals still have serious problems with the Y2K issues," (Senate Y2K Report Wendy Griffith). The senate also believes that they will affect Medicare, power companies, banks, and stocks.
People now believe that they must remove their money from the banks. This is true, but most of them are waiting until the end of the year to do this. If everyone goes to the bank simultaneously to remove their money, then they will cause an automatic depression. The banks do n .....
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Biological Effects Of Radiation
Words: 610 - Pages: 3.... radiation interacts with the atoms of the DNA molecule, or some other cellular component critical to the survival of the cell, it is referred to as a direct effect. Such interaction may affect the ability of the cell to reproduce and, thus, survive. If enough atoms are affected in such a way that the chromosomes do not replicate properly, or there is a significant alteration in the information carried by the DNA molecule, then the cell may be destroyed by “direct” interference with its life-sustaining system.
Indirect effects are caused by the reaction of radiation with the water that makes up the majority of the cells volume. Whe .....
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