-
Fresh Kills Landfill Sanitary Landfill
1,576 wordsWhen asked to think of the largest man made structure, people will invariably come up with an answer like The Great Wall of China, the Great Pyramids, or the Taj Mail. In contrast to these striking achievements of mankind is the Durham Road Landfill outside San Francisco, which occupies over seventy million cubic feet. It is a sad monument to the excesses of modern society [Gore 151 ]. One must think this huge reservoir of garbage must be the largest thing ever produced by human hands then. Unha...
Free research essays on topics related to: cubic feet, methane gas, fresh kills landfill, robert moses, sanitary landfill -
Toxic Shock Syndrome Infectious Diseases
774 wordsNecrotizing fasciitis is more commonly known as "flesh-eating disease." It is a rare illness that causes extensive tissue destruction and can lead to death. In Canada, there are 90 - 200 cases of necrotizing fasciitis each year. Some of the Symptoms that can be noticeable or just from the inside of necrotizing fasciitis include fever, severe pain, and a red, painful swelling which spreads rapidly. Death can occur in 12 to 24 hours. When the disease spreads along the layers of tissue that surroun...
Free research essays on topics related to: infectious diseases, disease control, public health, health officials, toxic shock syndrome -
Internal Combustion Engine Reformulated Gasoline
1,965 wordsAs time approaches the 21 st century, the automobile has become our major source of mass transportation. Everything about our culture and society has developed around this necessary form of travel. However, along with this necessity comes the issue of pollution to the environment. These great gasoline powered vehicles have contributed greatly to the impurity of our environment. The two prominent alternative fueled vehicles yet brought up are the Electric car (EV) and the Hybrid electric car (HEV...
Free research essays on topics related to: motor vehicles, catalytic converter, reformulated gasoline, internal combustion engine, greenhouse gases -
Conventional Medicine Side Effects
1,252 wordsSamuel Hahnemann, a brilliant German medical doctor and chemist, developed the science of homeopathy at the end of the 18 th century. He was responding, in part, to his concern that more people were dying from medical treatments than from their diseases. Hahnemann believed that the purpose of medical therapy should be to restore health quickly, gently and permanently in the least harmful manner without toxic side-affects or the suppression of symptoms which would only return. His work and princi...
Free research essays on topics related to: conventional medicine, side effects, medical treatment, world wide, health care -
Soil Erosion Heavy Metals
1,056 wordsWater pollution occurs mostly when people overload the water environment with wastes. Its defined as contamination of streams, lakes, underground water, bays or oceans by substances harmful to living things. Water is necessary to life on earth. All organisms contain it, some drink it, some live in it. Plants and animals require water that is moderately pure, and they cannot survive if their water is loaded with toxic chemicals or harmful microorganisms. If severe, water pollution can kill large ...
Free research essays on topics related to: heavy metals, water pollution, food chain, petroleum products, soil erosion -
Mad Cow Disease Parts Per Million
2,309 wordsHello I am in the process of writing a letter and it has occurred to me that the subject of my letter would make an excellent and first rate subject for a college or high school term paper or report. I am giving you the opportunity to use my research freely. You are free to repackage my letter so that it will be a ready to use product, with more references and the elimination of the first person perspective of my later. The selling point of this letter is that it will make the author look like h...
Free research essays on topics related to: parts per million, mad cow disease, brain damage, million pounds, fifteen minutes -
Science And Technology Advancement Of Science
833 wordsScience and technology may be partly responsible for many of the problems that face us today. The problems are the advancement of weapons, bombs, biochemical and nuclear weapon, which brought us violence amongst ourselves and others. Another problem is human dependences on technology, such as the internet, computers, cell phones etc. Yet one of the biggest problems is pollution. Three types of pollution that dominate they are water, air and noise pollution. Water is one of the several resources ...
Free research essays on topics related to: ozone layer, science and technology, advancement of science, ultraviolet light, noise pollution -
Natural Enemies Naturally Occurring
1,817 wordsWhat are Biopesticide's? Biopesticide's (also known as biological pesticides) are certain types of pesticides derived from such natural materials as animals, plants, bacteria, and certain minerals. For example, garlic, mint, and baking soda all have pesticides applications and are considered biopesticide's. At the end of 1998, there were approximately 175 registered bio pesticide active ingredients and 700 products. Biopesticide's fall into three major categories: 1) Microbial pesticides contain...
Free research essays on topics related to: genetic material, biological control, broad spectrum, natural enemies, naturally occurring -
Ph Of 5 Sulphur Dioxide
1,087 wordsAcidity is measured using a pH scale, with the number 7 being neutral. A substance with a pH value of less than 7 is acidic, while one of a value greater than 7 is basic. A substance with a pH of 6 is 10 times more acidic than another with a pH of 7. Usually the pH of 5. 6 has been used as the baseline in identifying acid rain, although there has been much debate over the acceptance of this value. Interestingly enough, a pH of 5. 6 is the pH value of carbon dioxide in equilibrium with distilled ...
Free research essays on topics related to: ph of 5, sulphur dioxide, hydrogen atoms, nitric oxide, acid rain -
Alternatives To Animal Animal Testing
1,807 wordsThe application of animals to test a large number of products from household compounds and cosmetics to Pharmaceutical products has been considered to be a normal strategy for many years. Laboratory animals are generally used in three primary fields: biomedical research, product security evaluation and education. (Animal Experiments) It has been estimated that approximately, 20 million animals are being used for testing and are killed annually; about 15 million of them are used to test for medic...
Free research essays on topics related to: animal experiments, animal tests, animal testing, alternatives to animal, moral obligations -
Form Of Energy Nuclear Waste
1,500 wordsNuclear Waste and the Effects on Human Life By Mike Answer BS 103 - 08 Statement of the issue: Nuclear waste is a growing concern in the Untied States and throughout the world today. Even right now as I type this paper Congress is debating as to allow nuclear waste to be stored in Yucca Mountain in Nevada. This debate in Congress will help decide the way that the Untied States deals with nuclear waste issues in the future. Nuclear waste is hazardous to human life. It contains many harmful chemic...
Free research essays on topics related to: nuclear energy, form of energy, yucca mountain, nuclear waste, caribbean sea -
Garbage Disposal Landfill Sites Waste
587 wordsIntroduction - Problem statement Discussion - Residential waste - Waste materials - Garbage disposal 3. Conclusion - Importance of environmental protection Hazardous Waste Impacts on Environment It is a known fact that since man has entered the Industrial Age in society, he has taken advantage of what natural resources that have been accessible to him. Mankind has brought about the extinction of many plant and animal species. He has dumped waste and polluted many lakes, rivers, and streams to th...
Free research essays on topics related to: landfill, one third, waste, hazardous, garbage -
Heavy Metals American Cities
1,775 wordsSludge Part 1. A. Municipal sewage facilities main task is to purify polluted water from great many sources, like homes, businesses and public drains. In order to do that, they filter out the dirty water and than they discharge it, once its purified. The material remaining after the process is collected, it is usually referred to as sludge. The different characteristics of sludge determine the best ways that need to be applied to get rid of it. Sludge can be used as fertilizer in right amounts; ...
Free research essays on topics related to: waste, sludge, american cities, north american, heavy metals -
Genetically Engineered Foods Genetically Modified Organisms
1,719 wordsEffects of Genetic Engineering on Agriculture By: Nic The Effects of Genetic Engineering on Agriculture Agri biotechnology is the study of making altered agricultural products. Agribusiness is trying to alter the genes of already existing products to try to enhance the bio competitiveness and adaptability of crops by enhancing plant resistance to drought, salinity, disease, pests and herbicides. They are going to try to enhance their growth, productivity, nutrient value, and chemical composition...
Free research essays on topics related to: plant and animal, plants and animals, genetically modified organisms, food and water, genetically engineered foods -
Harmful Chemicals Medical Field
918 wordsToday, the use of pesticides has increased dramatically because of the growing population and the demands this population. The high increase in population means more food must be produced and spreading of diseases is more likely. Like other organisms, humans compete with other species for food and shelter and struggle to protect ourselves and predators. In order, for a stable healthy population to survive the use of pesticides must be applied to crops for greater efficiency and insecticides used...
Free research essays on topics related to: pesticides, medical field, human health, years ago, harmful chemicals -
Fresh Kills Landfill Sanitary Landfill
1,598 wordsIt has long been believed that the largest entity brought upon the Earth by humankind is the Pyramid of the Sun, constructed in Mexico around the start of the Christian era. The mammoth structure commands nearly thirty million cubic feet of space. In contrast, however, is the Durham Road Landfill, outside San Francisco, which occupies over seventy million cubic feet of the biosphere. It is a sad monument, indeed, to the excesses of modern society [Gore 151 ]. One might assume such a monstrous mo...
Free research essays on topics related to: cubic feet, fresh kills landfill, methane gas, sanitary landfill, robert moses -
Results In Reduced Phosphates And Nitrates Middot
460 words1. Organic effluent from discharge of sewage works and farms. Main pollutants are a. Nitrates often a limiting factor, vital for plant growth. Highly soluble and leached from the soil. Sources sewage / manure / inorganic fertiliser. b. Phosphates Often limit plant growth. Fairly insoluble. Main source detergents in sewage. Eutrophication Phosphates and nitrates are often limiting so cause increased growth of water plants such as algae. Once nutrients are used up and light becomes limiting due to...
Free research essays on topics related to: plant growth, middot, reduced, oxygen, soil -
Smoking Marijuana Medical Marijuana
815 wordsMarijuana should be legalized in the United States for medical uses because it has been found to be useful in the treatment of many illnesses, as well as having many medical benefits. Marijuana is from the flower of the ganja plant; it is a mild, non-addictive drug with hallucinogenic properties. The are FDA recognizes and has provided permits for 8 medical marijuana patients in the United States. (1) Many individual states have their own provisions for medical use of marijuana and it is also re...
Free research essays on topics related to: york city, side effects, medical marijuana, medical benefits, smoking marijuana -
Fresh Kills Landfill Municipal Solid Waste
1,155 wordsWaste is a problem, a problem that is on the increase. Europe produces one hundred and thirty million tons of household garbage, 324 million tons of solid industrial waste and 30 million tons of hazardous waste every year. Disposing of this waste is becoming increasingly difficult and expensive, and many countries are considering burning municipal solid waste to produce energy as an alternative to traditional methods of disposal such as landfill. The most important reason for which landfills are...
Free research essays on topics related to: municipal solid waste, carbon dioxide, fresh kills landfill, million tons, hazardous waste -
Nitrogen Oxides Nitrogen Dioxide
1,745 wordsGifted Photochemical Smog Photochemical Smog Gifted Chemistry IB Alternative Assessment 1997 March 19 Historically, the term smog referred to a mixture of smoke and fog, hence the name smog. The industrial revolution has been the central cause for the increase in pollutants in the atmosphere over the last three centuries. Before 1950, the majority of this pollution was created from the burning of coal for energy generation, space heating, cooking, and transportation. Under the right conditions, ...
Free research essays on topics related to: nitrogen oxides, organic compounds, nitrogen dioxide, fossil fuels, sulfur dioxide
Customer center
