Cheatography
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Study sheet for lecture 1 quiz
Dirty Dozen EDCs
BPA |
Lead |
Dioxin |
Arsenic |
Atrazine |
Mercury |
Phthalates |
Perfluorinated chemicals |
Perchlorate |
Organophosphate pesticides |
Fire retardants |
Glycol Ethers |
A list of endocrine disrupters: 12 hormone-altering chemicals
Why did endosulfan cause serious defects?
It was dumped into rivers and caused increased DNA strand breaks. |
Time periods in The Third Wave by Alvin Toffler
The Industrial Revolution (The 2nd Wave) began in the 18th century. KNOW it was from 1820-1840. It began in Britain and within a few decades it spread
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Information Technology (The 3rd Wave) |
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Environmental Impact of Industrial Revolution
Deforestation |
Water pollution including ground aquifers |
loss of oxygenation |
resource depletion |
more CO2 in air |
Air Pollution
Sulfur dioxide gets released into atmosphere |
Acid rain = sulfur dioxide |
Acid Rain
Acid rain is Sulfur dioxide + nitric oxide |
When the emissions travel long distances secondary pollutants form |
Nitrogen dioxide, nitric acid, acid vapor, sulfuric acid, sulfate, nitrate salts |
Smog
large part is ground-level ozone. (TOXIC) |
Ozone = nitrogen oxides and hydrocarbons react with oxygen. Catalyzed by sunlight. |
Chromium Land Pollution
Open cast mining leaves TONS of reject minerals |
Rain washes away toxic chromium |
50 Year Lifespan |
85% of Sukinda Valley population suffers from “pollution induced” diseases |
Skin cancers occurred in Hinkley, California |
Uranium Contamination in Navajo nation
Chromium and Uranium mines not cleaned up |
People not notified of radiation |
Some people live less than quarter mile |
Pesticide: DDT
Not used in USA but USA still exports it |
Most pesticides kill more than just pests |
How does DDT affect birds? |
birds metabolize DDT to DTE. They lay soft shell eggs |
Land Pollution
Leads to water pollution. |
Chemicals washed into bodies of water |
Point Source Water Pollution
Easy to find and control |
& can be Reduced and Monitored |
Factories |
Sewage system |
Power plans |
Underground coal mines |
oil wells |
Non-point sources
Hard to find. Cannot control |
Rain and Snow move through the ground and pick up pollutants |
Runoff of fertilizer from farm |
Storm water drainage from lawns, parking lots, streets |
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