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Nitrogen Essays and Term Papers
Air Pollutioncontamination of the atmosphere by gaseous, liquid, or solid wastes
that can endanger the health of human beings, plants, and animals, or that can damage
materials, reduce visibility, or produce undesirable odors.
Statistics
Every year, more than sixty-six million tons of poisonous gas is ...
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Biology, The Five Major CompoundsCompounds That Compose the Human Body
There are five major groups of compounds that compose the human body. They are carbohydrates, lipids, proteins, nucleotides, and water. These are all very important to humans and without them we would not be able to survive. They have many functions that ...
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Acid Rainis caused by pollution containing sulfur dioxide,
nitrogen oxide, and ozone ( SOý, NOx, and Oý ) is released into the air.
These chemicals are absorbed into clouds and results in Acid Presipitation
( , Acid Snow, Acid Hail, Acid Sleet ). When the chemicals aren't
absorbed into clouds, they can ...
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Modern Technology And MedicineIt is not surprising that most of today medical cures are achieved by the
usage of modern technology. What is surprising is that before the
computers electronic weights and many of the other modern advancements
medical advancement were taking place. What is even more surprising is the
way that ...
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Black Powderby far has been one of the most remarkable discoveries of this time. It has helped light up our fireworks on the Fourth of July, allowed us to use guns, and to make smoke. The history of is considered to be founded in Italy around the time of the thirteen hundreds. It was supposedly found by ...
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VitaminsIn the early 20th century the discovery of began. Today there
is a chance that there are some that are still undiscovered. The
definition of vitamin is: one of several substances necessary for animal
nutrition, and occurring in minute quantities in natural foods; numerous types
have been ...
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The General Effects Of Fire OnWildlife
Fire is an important part of many ecosystems and helps maintain the condition of habitats for wildlife. The effect of fire depends upon many factors, varying from the type of wildlife to their different habitats. Fire affects ungulates through positive, but often, short-lived ...
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Man-made CFCs Are Jeopardizing Our FutureChlorofluorocarbons (CFCs) are depleting the ozone layer which is harmful to the earth's inhabitants and environment because of the increased ultraviolet radiation coming through the thinned ozone, global warming caused by ozone loss, and the ground leveling of the ozone layer. ...
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Dna ReplicationDNA is a molecule that has a repeating chain of identical five-carbon sugars (polymers) linked together from head to tail. It is composed of four ring shaped organic bases (nucleotides) which are Adenine (A), Guanine (G), Cytosine (C) and Thymine (T). It has a double helix shape and contains the ...
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The Greenhouse EffectOur world is suffering, and it is suffering from something people call
the "Greenhouse" effect. is caused by humans over
pollution of the earth. If we do not stop this soon the earth will "die".
We have caused this over many years of over industrialization in this
growing world. We think that ...
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Atomic Bomb 7It began in the desert of New Mexico on July 16, 1945, with the first U.S. atomic test called Trinity. The device was comprised of 19,300 tons of TNT explosive. There was an intense light that brightened the distant mountains, a sudden wave of heat, and then a tremendous roar as the shock wave ...
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Forests Cannot Absorb CO2 EmissionsThe world's dwindling forests cannot be relied upon to absorb the
industrialized world's carbon dioxide emissions.
Environment ministers and experts from around the world will be
meeting in Buenos Aries. There they will try to map a course for
industrialized countries as they try to rein in ...
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Oxygen, symbol O, colorless, odorless, tasteless, slightly magnetic
gaseous element. On earth, is more abundant than any other element.
was discovered in 1774 by the British chemist Joseph Priestley and,
independently, by the Swedish chemist Carl Wilhelm Scheele; it was shown to be
an elemental gas by ...
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Food ProductionOver the 10,000 years since agriculture began to be developed, peoples everywhere have discovered the food value of wild plants and animals, and domesticated and bred them. The most important crops are cereals such as wheat, rice, barley, corn, and rye; sugarcane and sugar beets; meat animals such ...
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Dinosaur HistoryWhen dinosaur bones were first found they thought that they belonged to giant lizards. The word "dinosaur" came from the Greek words deinos, meaning “marvelous” or “terrible,” and sauros, meaning “lizard.” The larger dinosaurs must have seemed to be terrible to the smaller animals. Some of the ...
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MarsThe net is an interesting and mysterious planet. It is often referred to as the “Red Planet.” The rocks, soil, and sky all have a red hue on account of rust. is the fourth planet from the sun at about 141 million miles (228 million kilometers) and the last terrestrial planet from the Sun. ...
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Vertebrate Adaptions For Terrestrial LifeAP-Biology Essay on vertebrate structural adaptations for terrestrial life.
(From an actual past AP-BIOLOGY test)
The problems of survival of animals on land are very different from
those of survival of animals in aquatic environment. Describe four problems
associated with animal survival in ...
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Nuclear PowerMost of the world’s electricity is generated by either thermal or
hydroelectric power plants. Thermal power plants use fuel to boil water
which makes steam. The steam turns turbines that generate electricity.
Hydroelectric power plants use the great force of rushing water from a
dam or a ...
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Exxon Valdez Oil SpillABSTRACT
In March of 1989, the Exxon Valdez oil tanker ran aground on Bligh Reef
in Prince William Sound, Alaska. An eighteen foot wide hole was ripped into the
hull, and 10.9 million gallons of crude oil spilled into the ocean. In the
following weeks, many things transpired. This paper will ...
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The Dust Bowl Of North Americarefers to a catastrophe in the early 1930’s when vast areas of the Midwestern and Western farm lands of America became wastelands. This occurred due to a series of dry years which coincided with the extension of agriculture in unsuitable lands. Droughts and dust storms caused by poor tillage ...
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