Toxic effects of chemical exposures than adults

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Reference no: EM133639611

Questions

1. Describe at least two factors that make children more vulnerable to the toxic effects of chemical exposures than adults.

2. What are the main explanations why people in the Arctic are disproportionately exposed to PCBs and other Persistent Organic Pollutants (POPs)?

a. The grasshopper effect causes persistent compounds like some PCBs to travel around the globe via cycles of volatilization and condensation, and higher concentrations accumulate in the North Pole region due to the cold weather.

b. Their traditional subsistence diet of marine mammals that contain high concentrations of PCBs. Humans, at the top of the food chain, are exposed via biomagnification.

c. Arctic Peoples are exposed to PCBs at the same rate that residents of North America are.

3. Redlining was a practice that restricted people of color from getting access to ____________ and contributed to inequalities in neighborhoods and subsequent health disparities.

a. home loans

b. tax rebates

c. credit cards

4. Explain why the authors of The Global Environmental Injustice of Fast Fashion consider this complex issue to be an environmental justice issue. Cite key terms or quotes from these authors (Bick et al) and the Environmental Justice reading by Lee (from Reading Response 2#

5. Why is PM2.5 an environmental health concern?

a. It is associated with respiratory problems such as asthma, and cardiovascular problems, such as heart disease

b. One of it's sources is the combustion of fossil fuels, and it's emitted in combination with other air pollutants

c. Only A and B are correct

d. All of these answers are correct.

e. There is no established safe level of exposure to PM2.5

6. Methane is a more potent greenhouse gas than carbon dioxide. Therefore, reducing methane will help curb climate change. Which of the following activities will help to reduce methane emissions?

a. Composting organic waste from your household to reduce landfilled trash

b. A decrease in nuclear energy production

c. Reduced meat consumption on a population level and reduced large-scale beef production

7. Which greenhouse gas contributes most to climate change?

8. In the documentary, The Devil We Know, Dupont created a spin-off company called Chemours to create GenX, a slightly different compound than PFOA, but with similar properties.

Hypothetical solutions to address this issue are listed below. Match each solution to its correct category of Upstream Solution or Downstream Solution.

Pass legislation (policy) to ban entire chemical classes of compounds that have any evidence of harmful health effects. Taking a "Class Approach" may help avoid regrettable substitutions. 

[ Choose ] Downstream Solution or Upstream Solution

Individuals who work in Dupont or Chemours factories should request appropriate Personal Protective Equipment (PPE) to prevent exposure to workplace chemicals.

[ Choose ] Downstream Solution or Upstream Solution

Pass legislation (policy) to require adequate testing of chemicals used by Dupont, Chemours and other corporations before new chemicals are released onto the market or added to consumer products

[ Choose ] Downstream Solution or Upstream Solution

Consumers can boycott (refrain from buying) products made by Dupont and Chemours, and more generally they can avoid non-stick and waterproof consumer products unless they are absolutely necessary. 

[ Choose ] Downstream Solution or Upstream Solution

9. How did Flint, Michigan's drinking water supply becoming contaminated with lead?

a. Government officials neglected corrosion control to correct for a high pH after switching water sources

b. Lead was allowed into the surface water supplying the city by government officials

c. Lead is found in pipes and plumbing fixtures of many homes, but only leached out in Flint under the right pH conditions

10. The course reading by Sara Rubin described communities in California with drinking water that does not meet health and safety standards because of nitrate contamination.

(a) Describe the communities that are most affected by this problem? What characteristics of these communities increase their risk of having poor water quality? Be specific

(b) What is one main source of the nitrate in the groundwater these communities rely on for their drinking water?

11. What skills/knowledge have you learned, reinforced or applied in this course that you will take with you in your life and career?

Reference no: EM133639611

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