enhs660_lecture1_part1

enhs660_lecture1_part1 - ENVIRONMENTAL HEALTH SCIENCES ENHS...

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ENVIRONMENTAL HEALTH SCIENCES ENHS = Study of Man’s Impact on the Environment Multi-Discipline Biology – Micro, Molecular Physics Toxicology Ecology Statistics Human –Epidemiology Animal/Plants –Population/Ecosystem Science
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Risk Assessment and Toxicology: Stressors 1. Chemicals 2. Physical agents 3. Biological agents 4. “Human factors”
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Types of Environments Occupational Environment -Industrial -Commercial (Farming, Fishing) Home or General Environment -Urban -Suburban -Commercial Natural Environment -Biogenic vs. Anthropogenic Env. Effects – Direct vs. Indirect Effects
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Accelerated Time Frame for Economic Development Each year 90 million new people are born “Information Economy” = Man’s knowledge doubles every 5 years Moore’s Law = every 18 months the speed of computers doubles without an increase in the cost of computers Dawn of History -1950’s - World Economy grew from $0 - $4 Trillion 1950 – 1995 -World Economy grew from $4 Trillion - $20 Trillion
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Emergence of China & India as Global Economies – 40% of the world population (> than the next 20 largest countries in world combined) China Economic Growth 1996 – 2006 -9.5% increase/year -GDP $4,600/year ($40,100/year in US) Chinese Economy built on Manufacturing (Today Walmart 80% of goods produced in China vs. only 6% in 1995) Chinese are now becoming Consumers (consume 26% of the world’s steel, 32% of the rice, 37% of the Auto Production in China (1995-2005 rose from 320,000 to 2.6million autos/year (US and Japan- 8 million autos/year each) and China will become the largest auto manufacturer by 2015 Cell Phones – 350 million subscribers (China) vs. 175 million (US)
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Indian Economy Based on global computer industry Investment in Education (Scientists – 500,000/year in China & India vs 60,000/year in the US; 1.7 million engineers/year in China vs 700,000/year in the US) Limiting factors of development in China & India -Land Area -Agricultural Production (grain area - 600-650 M 2 /person in China and India vs 1900M 2 /person in the US) -CO2 Emissions 1990-2004 -China 67% increase -India 88% increase US (19%), Japan (23%) and Europe (6%)
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GLOBAL TERRORISM Global terrorism is on the rise based on recent nongovernmental data on al Qaeda. In 2008, Salafi terrorism of the sort that al Qaeda inspires and directs reared its head thousands of miles from Iraq and Israel, in places such as the Philippines, Russia, Somalia, and Pakistan. According to figures reported in the U.S. the annual number of Islamist terrorist attacks tripled between 2004 and 2008, to nearly 600 incidents. Indeed, if attacks in Afghanistan, Iraq, and Israel are removed from the
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This note was uploaded on 06/06/2011 for the course ENHS 660 taught by Professor Scott during the Fall '10 term at South Carolina.

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enhs660_lecture1_part1 - ENVIRONMENTAL HEALTH SCIENCES ENHS...

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