increasing population and rapid economic growth as well as lax environmental oversight have increased water pollution. Therefore‚ deterioration of drinking water quality continues to be a major problem. Continuous emissions from manufacturing are the largest contributor to lowered drinking quality across the country. China’s major river systems exhibit the scope of the problem. Perhaps 70 percent of their water is so polluted that it has been deemed unsafe for human contact. In addition to untreated sewage
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A Short Summary of Crohn’s Disease (Inflammatory Bowel Disease) Epidemiology • Age of onset: 15-30 and 60-80 • Equal incidence between males and females • Jewish>White Caucasian>African Americans>Hispanic>Asians • Ashkenazi Jews risk is 2x that of an Israeli born Jew. • Urban areas>Rural areas • High socioeconomic > low socioeconomic classes Causes 1. Immune mediated • Pro-inflammatory>Anti-inflammatory • T-helper cells activation through cytokines to promote fibrinogenesis
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a person taking recommended preventative health action and to understand a person’s motivation and decision-making about seeking health services. The Health Belief Model proposes that people will respond best to messages about health promotion or disease prevention when the following four conditions for change exist: The model specifies that if individuals perceive a negative health outcome to be severe‚ perceive themselves to be susceptible to it‚ perceive the benefits to behaviors that reduce the
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Should water be a service public or a private property ? It takes less than a week for a human to die from lack of water. Water is the single most important substance on the planet; without it‚ life could not exist. It’s as necessary for humans as oxygen. Unfortunately‚ the amount of fresh‚ clean water that is readily available for human use is diminishing at an alarming rate. Currently‚ one sixth of the world’s population‚ over one billion people‚ do not have access to adequate drinking water
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97% of the water on the Earth is salt water and only 3% is fresh water which the majority of human uses require; slightly over two thirds of this is frozen in glaciers and polar ice caps. The remaining unfrozen fresh water is found mainly as groundwater‚ with only a small fraction present above ground or in the air. However‚ water is now being heavily polluted by nobody else but human. So what are the causes and effects of water pollution? The causes of water pollution vary. However‚ we can sum
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the lack of water By J. C. Cardona 884 million people lack access to safe water supplies; approximately one in eight people. UNICEF/WHO 2008. Progress on Drinking Water and Sanitation: Special Focus on Sanitation. 3.575 million People die each year from water-related disease.World Health Organization. 2008. Safer Water‚ Better Health: Costs‚ benefits‚ and sustainability of interventions to protect and promote health. The water and sanitation crisis claims more lives through disease than any war
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hopeless‚ and sluggish. In between those periods‚ they usually feel normal You can think of the highs and the lows as two "poles" of mood‚ which is why it’s called "bipolar" disorder. Mary is a 40 year old woman with a major case of the bipolar disease. Mary has a son named matt and he is 12 years old. Has recently been getting less time with his mother as she wants to do nothing. That makes Matt feel that he is a burden to his own mother. And Mary’s husband Dave is 42. Now Mary was always very
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Lev Vygotsky theory of child development is known as the socio-cultural perspective. He argued that children learn through social interactions with an adult or peers more experienced than them. Vygotsky socio-cultural perspective states that the way a child thinks when growing up improves when they work in their Zone of Proximal Development (ZPD). Zone of Proximal Development states that a child’s interaction with peers is an effective way of developing skills and strategies. Children are more likely
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of food would not work so well without bacteria that lives in our stomach. Without bacteria‚ there would be no life on this planet. Without fungi‚ there would be no plants living on dry land‚ and‚ therefore‚ there would be little life on dry land. Water is usually tested for safety by using fecal coliforms (primary Escherichia coli) as an indicator of fecal contamination. The validity of this approach has recently been questioned. Why? Should it be used? The validity is questioned because "basing
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well as Mr and Mrs. Frank stayed at his camp. However in October Anne and margot were sent to another camp‚ (Bergen-Belsen concentration camp). At Bergen-Belsen concentration camp a sickness called typhus was going around in March. Typhus is a that disease occurs after bacteria is transferred to humans usually by vectors such as fleas or lice that have acquired the bacteria from animals such as rats‚ cats‚ opossums‚ raccoons‚ and other animals. Typhus is especially
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