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Dengue Fever (Hemorrhagic) |
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-spread by mosquitoes -disease is present in areas such as spare tires where water has collected -has a human host -became more severe in more crowded conditions |
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Impact of Urbanization on Health |
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Good things: -health services -sewage systems -vaccines: birth control, antibiotics.
Shanty towns : less developed, breeding grounds for disease |
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the study of the relationship between living organisms and weather Sun--> UV rays--> causes damage to skin and eyes Sun--> visible light-->important for our biorhythms |
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seasonal affective disorder is depression associated with late autumn and winter and thought to be caused by a lack of light. |
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circa=around dian=day -proteins in neurons -infections and toxins have less effect at certain times -jumping ahead on the clock
internal clock.. when you sleep, body temperature, etc. 24 hour rhythms |
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Life expectancy less than 35 years. high death rates Infectious disease |
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lower death rate infectious disease is handled with anti-biotics, vaccines, etc. (SANITATION) |
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degenerative disease is major cause of death (COD) life expectancy extends to 65 |
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same except life expectancy extends to 70 -infant mortality is extremely low |
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4 stages: 1- preindustrial stage: high birth rates high death rates.. no population growth/very little 2- early industrial: high birth rates and increasingly low death rates brought on by medicine.. high population growth 3- late industrial: decline of birth rates, low death rates..population growth but not as much as state 2 4- post industrial: low birth rates and low death rates.. no population growth. |
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I no individual migration, circulation for market purposes II Rural to urban migration, agriculture frontiers. international migration Europe to USA III Less international migration, less rural to urban, complete circulation, boarding schools IV migration specialized, urban-to-urban migration, immigration is significant. retirement |
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traditional diets of cereal and fibers to western diet |
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earlu US cities life expectancy |
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diseases interchanged as you domesticate animals, diseases will be more present in every day life |
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damage to environment -good for health care? -transportation makes needs available |
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Malaysia Resettlement to Jungle Federal Land |
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the cause of relocations of locals to Malaysia: federal land development authority -oil palms- rubber plantations -changing gender roles, no shade, no fresh produce |
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Affluence Aggravating Malnutrition |
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as modernization occurs ... |
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many urban sprawl -urban and agricultural forms of land use and settlement coexist and are intensively intermingled. |
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Land Use Changes and Rodents |
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increased urbanization.. buildings sewage systems increased the amount of rats and that would cause an increase of spreading certain diseases. |
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caused by exceptionally wet winter and spring in Arizona/new mexico -increase of mice which spread the disease |
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Outbreak in Zair cause by infected needle. -vector is a fruit bat |
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Impact of Global Warming on Health |
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tropical disease affecting higher latitudes -rising sea levels cause increased salivation of water -increased amount of insects, hurricanes will cause more damage |
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electromagnetic radiation |
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kills bacteria and viruses, wavelength is 234 nanometers |
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ultraviolet geochemical radiation |
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-how peoples internal bodies can adjust to long term changes in temperatures and altitudes -larger lung capacity -susceptibility to infections |
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impact usually greatest in cooler climates no air conditioning locked permanently windows |
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climate is the study over a long period of time the weather patterns weather is happening now |
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humans tend to simplify the ecosystem they are dealing with
Forest: many species, slow growth, specialized niches, stable situation. |
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Naturally Occurring Toxins |
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Fungi, Dioxins, arsenic, radon |
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organophosphates, lead (retards red blood cell formation) -copper metabolism--> neurological implications |
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substances dangerous in small qualities (water, air, land, food, noise) |
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contamination, harmful in significant quality |
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o3 - makes up the ozone layer but is toxin to humans |
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NO2 comes from cars and trucks |
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volatile organic compounds |
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the perception of the damage it does vs. the actual damage it does People perceive it to be worse than it is |
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little chucks of carbon -less than 10 micrometers |
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sulfer dioxide -- acid rain cause by burning coal in electric power plants -scrubbers (absorb all the bad pollutants, very expensive) |
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greenhouse gas climate change global pollutant |
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cigg smoke, dust, mold -"sick building" syndrome |
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highest percentage of smokers live in Tennessee, kentucky, west virginia -west virginia has the highest |
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produces the most coal in China And is the dirtiest most poisonous city in China -dirty coal, transportation, plants, water use |
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a wave of children diagnosed with leukemia |
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They sit over Asia-- India/China -20% less sun prior to industrial era (25 yrs ago) -5% reduction in rice yield -340,000 additional deaths over 5 years
Economic impact--> 82 billion per year drag -may be slowing global warming... because brown clouds are reflecting more heat than trapping |
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India/china -20% less sun prior to industrial era (25 years ago) -5% reduction in rice yield -340,000 additional deaths over 5 years
Economic impact: 82 billion per year drag May be slowing global warming -brown clouds reflecting more heat than trapping |
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Japan 1950s methyl mercury in the water affected the fish (big source of protein for citizens ) -caused horrible acne |
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ionizing radiation--. large doses, short time period--> radiation poisoning, cancer (thyroid |
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Landfills’ Impact on Health |
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3% of municipal waste is hazardous -220 million tons of municipal waste -CANCER |
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-Tinnitus -hearing loss -children in noisier environments are weaker readers -adenaline and cortisol are higher with noise -blood pressure and heart rate go up |
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-cities, neighborhoods etc -should have a voice in determining their land use |
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Locally unwanted land uses -disproportionately in poor and/or minority communities -rent low -political power _____ |
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Ionization in Atmosphere positive/negative |
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many causes : UV rays, wind, thunderstorms... IS an imbalance in change in atoms or molecules.
Positive ions -lack electrons negative ions- extra elections
Ionization makes the blood more acidic. 7+ Acidic 7- Basic |
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cholera, malaria, yellow fever |
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flu, strokes, colds.. Deseasonalized A/C, Heating |
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WINTER. because 1. dry = flu disease survival 2. dry nasal and throat membranes = easier virus penetration 3. Less sun UV 4. higher base metabolism more susceptible to flu 5. indoors and near |
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U.S. --> Aug-Sept. peak
Jan.-Feb Mini peak
SUMMER CONCEPTION is less common -->heat |
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is legally separate from the city or county that establishes it. |
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acute viral hemorrhagic fever -primary animal host is the mouse (sub-saharan africa) -transmitted by contact with urine or feces |
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chemical agents such as fungicides and insecticides that are used to control crop-harming organisms |
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1800s--> Bacterial, viral contamination (still a concern in LDC) since WWII (1940s)
Safe drinking water sanitization -Bangladesh urb/82 rur/72....... urb/51 rur/35 -Burkina Faso urb/94 rur/54........ urb/42 rur/6 China urb/93 rur/54............ urb/69 rur/28 India urb/95 rur/83 ........... urb/54 rur/22 |
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1979- high level of kidney cancer |
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community water got contaminated with toxic chemicals |
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