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Essays on Science

Environmentalists
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... he gives a right to protect their home, is an original and unique way of thinkng of environmental protectionism. McKibben shows us the damage we have done to the natural world and makes a plea for an end. He was born to two journalist parents, married a journalist, and wrote for and edited the The New Yorker . Abbey and McKibben write differently but they are bonded in that they both demand change. Abbey and McKibben would agree that something is wrong with America’s attitude toward the environment. However, Abbey’s writing invites doing battle with those who invade the forests while McKibben simply tries to point out that there is a problem and tha ...



Pollution Getting The Best Of
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... fumes given off as a byproduct of the combustion engine are slowly deteriorating our lungs and our atmosphere. The exhaust is extremely toxic to human beings. But why do we do continue to drive these walking time bombs. Some people will say it is progress, but the majority drives it for the convenience. Why walk four miles in four hours when you can drive the same miles in four minutes? Another popular source of waste is the post-consumer market. American citizens throw away millions of tons of garbage each year, and this trash has to go somewhere. While there are projects underway to clean and reuse this refuse most of it gets dumped into huge landfills. These la ...



Diabetes 2
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... that Ilotropin triggers, the one involved in regenerating the islet cells. If the human version of the same gene could be turned on in similar fashion, type I insulin dependent diabetics and type II's who inject insulin might have their natural insulin-producing apparatus restored. What is Diabetes? Well, this disease is known as "diabetes mellitus," diabetes from the Greek word meaning excessive urination, a symptom the Greeks noticed, and mellitus, from the Latin for honey, which is because diabetic urine is filled with sugar and is sweet. Physicians and medical books use the term diabetes mellitus, but is the most commonly called diabetes. There are two major typ ...



Can Intelligence Be Measured
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... in Indianapolis certainly had different classes that could be taken in Kendallville, In. The schools probably have different funding, environment, children, plus many other factors that are not the same in every school. The actual environment that they are taking the test in could be different and affect different individuals in different ways. A person could not be feeling good on the certain day of the test and this certainly affects the outcome of the test. Well if you do badly on it you will just be thought of as stupid and it is not really you're own fault. Normal standardized test get predictable results around the academic standpoint of intelligenc ...



Ebola Virus
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... the late twentieth century as a time of health and tranquility. As we show you, in the world of viruses, we are the invaders (Baddorf, Ourworld.compuserve.com)." Between the years of 425BC-430BC Athens' population was dramatically reduced when about 300,00 of its inhabitants died from some sickness. Some people now believe that this great plague was really Ebola. The first recorded outbreak of the Zaire string of the Ebola virus was in Zaire, in 1976. The doctors didn't know how to treat it and that meant that they didn't know how to contain it either. As infected people met in public places the virus spread. In Western Sudan, the same year, the Sudan stri ...



Lichens
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... in harsh regions, where few plants can survive. They grow farther north and south than most plants, as well as higher on mountains. One unusual type grows completely submerged in the cold coastal waters of Antarctica. Some inhabit the Earth's driest deserts, where they grow almost entirely underground and obtain light and moisture through small openings in the ground. Few grow near cities because most cannot survive in industrial air pollution. There are notable exceptions, however: in England, for example, Lecanora conizaeoides is actually confined to areas of high pollution. The body of the lichen, the thallus, has three basic growth forms. These forms are crust ...



Oxygen
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... used in open-hearth furnaces for steel manufacture. Most of the oxygen produced in the United States is used to make a mixture of carbon monoxide and hydrogen called synthesis gas, used for the synthesis of methanol and ammonia. High-purity oxygen is used also in the metal- fabrication industries; in liquid form it is of great importance as a propellant for guided missiles and rockets2. I have chosen the element "Oxygen" because without Oxygen, human beings would not be able to live. Oxygen is probably the single most important element in the world as we know it. With out Oxygen we would not breath, have water, eat plants. Oxygen's Electron configuration is ...



Influence Of Influenza
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... any patient suffering from a viral ailment; neutrophils more than doubled at a count of 90 and bands were at 5 (normally 0). The child was on a current medication of a decongestant and Amoxcillin. Amoxcillin has no effect on inhibitting the viral growth of Pneumonia influenza, Rhinovirus, Parainfluenza, Corona and respitory synctial viruses. This also eliminated the disease obviously effecting the respitory tract and the child's neurology (lethargy and malaise) form being bacterial or fungal, which is common amongst young children. A number of viruses cause respitory illness similar to the common cold, but are much more severe in intensity and wit frequently ser ...



Energy Flow Systems
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... readers to think about nature and its relationship with humanity. White explains how the river is energy. The Columbia River works as gravity pulls it to the Pacific Ocean. The Columbia is continuously cutting into the terrain that it flows through. Over millions of years water rushed through the Columbia Basin to form the Columbia River. Water carries soil, silt, and debris downstream. The constant movement of material in the river cuts and shapes the river basin into the land. This movement is a slow and inefficient use of energy. According to White, only two percent of water's potential energy results in the work of erosion. The other ninety-eight perce ...



Acid Rain 3
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... of electricity, from smelting, and from the internal combustion engines in most cars. Once released into the atmosphere, they are converted into such pollutants as nitric acid and sulfuric acid, both dissolving easily in water. This results in acidic water droplets that can be carried by prevailing winds, returning to Earth as acid rain, snow, or fog. This effects the lakes by changing the pH balance. As the water pH approaches 6, crustaceans, insects, and plankton begin to disappear. When the pH is slightly above 5, major changes start to happen, less desirable species of mosses and plankton may begin to flourish, whereas others will lessen in numbers and ...




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