ENV 1301: Week 13
ENV 1301: Week 13 ENV 1301
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This 4 page Class Notes was uploaded by Anna Frazier on Monday April 4, 2016. The Class Notes belongs to ENV 1301 at Baylor University taught by Dr. Larry Lehr in Spring 2016. Since its upload, it has received 7 views. For similar materials see Exploring Environmental Issues in Environmental Science at Baylor University.
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Date Created: 04/04/16
Anna Frazier 4/4/16 Tapped Notes on Drinking Water 1. What point was made about the economics of treating water as a commodity? …… 2. What percentage of the earth’s water is drinkable? ……1% 3. What is meant by the term “absolute dominion”? ……he who has the biggest pump gets to take the largest amount of water. 4. Provide a summary of the arguments against water mining. ……acid mine drainage, metal contamination, and increased sediment levels in streams ……the locals are unaware of Nestle’s actions ……the town does not profit from Nestle’s water mining 5. What were the economic, cultural, and technical issues associated with water mining? ……dry, parched, cracked earth ……the city was running out of water but the company kept taking more ……depleted fish populations, dried up streams 6. What was the value of the world water market? ……The world bottled water market is expected to reach $70bn in value by 2017 7. What is ‘water mining’? ……When a natural resource – like iron or gold – is mined, it's usually taken out of the ground and never replaced. Groundwater is a different type of natural resource. 1 It can be replaced. 8. What effects were cited to hydrological patterns because of over- pumping, especially in drought situations? …… 9. Explain the irony that mining is ‘driven’ by demand. …… 10. In what type of plastic is water packaged? ……PET 11. What are the concerns about PET? ……Suspected human carcinogen ……$11.5 billion ……packaging can have an adverse affect on the water 12. Discuss the epidemiological issues in the vicinity of the Flint Hills Refinery. ……causes cancer 13. Explain the concern with the FDA oversight of the bottled water regulation. ……the employees were told not to tell the community about toxins in the water. they dont see the effects of plastic. 14. Describe the differences between testing protocols for municipal water vs. bottled water. ……FDA does not have regulation over water produced in state. While municipal water is regulated by the FDA, bottled water is not regulated. 15. Summarize the result of the analysis of bottled water. What were the major contaminants found in the water? 2 ……lead, arsenic, aluminum 16. What is bisphenol A? What concerns have arisen? ……the plastic, containing estrogen, that makes up many athletic bottles ……leeches get into the water ……Scientists have linked very low doses of bisphenol A exposure to cancers, impaired immune function, early onset of puberty, obesity, diabetes, and hyperactivity etc 17. What effects did the BPA have on mice? ……damaged the male reproductive system 18. It was revealed that the FDA depended on industry studies to evaluate the safety of BPA. Why was there concern about this? …….Because industry studies are not always published 19. Describe the issues associated with the national and international recycling rates for bottled water containers? ……impact on human health (diabetes) 20. What was container-deposit legislation designed to do? ……Beverage container deposit laws, or bottle bills, are designed to reduce litter and capture bottles, cans, and other containers for recycling. 21. What was the return rate for bottles on which there were deposits? ……86% 22. Why was the bottled water industry advocating curb side recycling instead of bottle bills? ……because bottle bills bring unnecessary tax 23. What is the destination of many bottles that are not recycled? ……the Pacific Ocean, landfill, and oceans everywhere in the Garbage Patches; the bodies of sea life 24. What was the source of the pollution found in the East and West Garbage Patch? 3 ……landfills and eventually people's trashcans 25. What is the significance of finding more plastic than plankton? ……46 times more plastic than plankton 26. What effects does the plastic have on sea life? ……they are poisoned if they ingest it, it gets them stuck underwater, they choke, they get injured, their habitats are destroyed... 4
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