1) Discuss some of the main consequences of improper solid waste disposal (two p
ID: 113688 • Letter: 1
Question
1) Discuss some of the main consequences of improper solid waste disposal (two paragraphs).
2) What are some methods for reducing the solid waste stream?
3) Define and discuss the poisonous triangle (one paragraph).
4) Discuss mechanisms of toxins adverse physiologic effects (one paragraph).
5) Discuss endocrine disrupters (one paragraph).
6) Of which process is fluoride a byproduct? Why is it in our water? What else is in our water?
7) Do a bit of searching on the web and come up with a few places where “surplus” industrial wastes are abandoned—you will be quite surprised!
8) Discuss concepts of environment and disease (one paragraph).
9) Discuss the new concepts on the origins of cancer, risk factors, and current trends (one paragraph).
Explanation / Answer
1.When solid waste, from food remnants to chemical by-products from producing, is not discarded properly it will have comprehensiveconsequences for the atmosphere and its natural vegetation and inhabitants, also as for public health. In Zambia solid waste management services ar out there, however the majority have chosen to not access them significantly in low-income areas. though the majority artuned in to the perfect standards of correct waste disposal, these standards are not invariably practiced or, in some cases solid waste management services ar non-existent.
The solid waste that may produce such a haul falls into 9 classes. there's garbage, that embrace different food-related waste that maydecompose. Then there is the things that does not decay, like glass and metals. Ashes from producing operations and enormousdetritus like trees, also as chemicals from industrial, mining and agricultural ventures, ar thrown into the combo. As unpleasant because itis, dead animals and waste ar among the kinds of waste that those within the disposal business themselves with. gazing the kinds of waste, it is easy to visualize the negative aspect effects related to not discarding it in a very accountable manner.
In Zambia concerning one-fifth of solid waste generated goes to selected waste disposal facilities. Back yard burning is that the most well-liked technique of disposal for several households these days, the utilization of rubbish pits is another common technique use by several households in Zambia to day. the risks from waste disposal facilities acquire play once the location is in a very place wherever it should not be--such as close to wetlands. the opposite danger could be a lack of observation the location. Usually, standards dictate that a plastic liner or clay soil be used to stay waste from oozy into the groundwater. within the case of grounds burning, issuessometimes arise once unhealthful materials, like batteries, are not put aside and recycled and ar instead burned--releasing pollutants into the air.
2.
4.Mechanistic pharmacological medicine is that the study of however chemical or physical agents act with living organisms to cause toxicity. information of the mechanism of toxicity of a substance enhances the power to forestall toxicity and style a lot of fascinating chemicals; it constitutes the idea for medical care upon overexposure, and regularly permits an additional understanding of elementary biological processes. For functions of this cyclopedia the stress are placed on animals to predict human toxicity. totally different areas of pharmacological medicine embody mechanistic, descriptive, regulatory, rhetorical and environmental pharmacological medicine (Klaassen, Amdur and Doull 1991). All of those take pleasure in understanding the basic mechanisms of toxicity.
physiologic effects:
Skin effects
Lung sensitization
Eye effects
5)Endocrine disruptors square measure chemicals that may interfere with endocrine (or hormone) systems at bound doses. These disruptions will cause cancerous tumors, birth defects, and alternative organic process disorders. Any system within the body controlled by secretions is derailed by hormone disruptors.
6)fluoridation claim that the halide in our water may be a “byproduct” or, worse, a “waste product” of chemical production.Fluoride may be amineral that happens all told natural bodies of water round the world. Like iron and Ca, it dissolves into the groundwater that we have a tendency to draw on for our beverage. once there's not enough halide in water, native water operators add merely enough to confirm the optimum level to guard our teeth. This halide comes from natural Ca deposits in phosphate rock then refined. These materials also areaccustomed produce variety of merchandise that folks use daily, like cosmetics, ceramics, animal food, and soil chemical. a bit like iron and Ca, we have a tendency to profit throughout our lives from minerals that have innumerous further applications.
8)Disease result from complex interaction between man, an agent and the environment.From ecological point of view disease is defined as “maladjustment of the human organism to the environment”.•environmental factors ---- Epidemiological triad•Definition of environment ---- Internal environment and External environment, Macro-environment and micro environment.•Components of environment ---- Physical, Biological and Psychosocial.
9)
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