Category: Environmental Science

In the lecture you learned about exposures, think about daily exposures in your diet or work environment where bioaccumulation or bio-magnification may impact your health. Give one example and explain the potential health impact.

Daily Exposures and the Impact of Bioaccumulation or Biomagnification

One common example of bioaccumulation and biomagnification impacting human health is mercury contamination in seafood. Mercury is released into the environment from industrial processes, such as coal-burning power plants. It enters water bodies, where bacteria convert it into methylmercury, a toxic form that is easily absorbed by aquatic organisms.

Small fish ingest methylmercury, and as larger fish consume smaller fish, the toxin biomagnifies up the food chain. Predatory fish like tuna, swordfish, and king mackerel have the highest concentrations. When humans consume these fish regularly, mercury accumulates in the body, especially in the nervous system.

Potential Health Impact

Chronic mercury exposure can lead to severe neurological and developmental effects, particularly in pregnant women and young children. It can cause cognitive impairments, motor dysfunction, and cardiovascular issues. The FDA and EPA recommend limiting consumption of high-mercury fish to reduce health risks.

Struggling with where to start this assignment? Follow this guide to tackle your assignment easily!

Step 1: Understand the Key Concepts

• Bioaccumulation: The gradual buildup of toxins in an organism over time.
• Biomagnification: The increasing concentration of a toxin as it moves up the food chain.

Step 2: Choose Your Example

Pick an exposure from daily life, such as:

• Heavy metals (e.g., lead in water, mercury in fish)
• Pesticides in produce
• Plastic contamination (microplastics in food)
• Workplace chemical exposure (e.g., asbestos, industrial solvents)

Step 3: Explain the Source of Exposure

• Where does the toxin originate? (e.g., industrial pollution, agriculture)
• How does it enter the human body? (e.g., ingestion, inhalation, absorption)

Step 4: Describe the Health Impact

• Who is most at risk? (e.g., children, pregnant women, workers in specific industries)
• Short-term vs. long-term health effects
• Scientific or regulatory recommendations to minimize exposure

Step 5: Provide Real-World Examples

• Reference case studies, news reports, or scientific research to support your claims.

Step 6: Format Your Response

• Use clear and concise paragraphs (Introduction → Exposure Source → Health Impact → Conclusion).
• Cite sources if required (e.g., APA, MLA).

Watch the video in YuJa Media channel for this class: “Silent Invaders, Asian Carp” If you have problems viewing it there, try a different browser or look for it in YouTube. Here is the link:https://youtu.be/rPeg1tbBt0A Use the textbook and any other sources including Youtube videos after you have watched “Silent Invaders…” answer these questions while considering the three pillars of sustainability – social, economic, and environmental factors and concepts from the course materials (readings, PowerPoints). Don’t just use the information from the video! Paragraph format, listing, bullet points, whatever you prefer. Individual Assignment submission.
Identify one issue, concern, or cause of the problem with Asian Carp using each of the 3 pillars of sustainability. (total 9 points)
Secondly, identify one solution for Asian Carp for each of the three pillars of sustainability. (2 points each for total of 6 points)
Be creative, but support your choices and statements!

Struggling with where to start this assignment? Follow this guide to tackle your assignment easily!

Step 1: Watch the Video

• Begin by watching the video “Silent Invaders: Asian Carp” on the YuJa Media Channel or YouTube.
• Pay attention to the environmental, economic, and social issues caused by Asian Carp, as well as any solutions discussed.

Step 2: Review Course Materials

• Read through your textbook, PowerPoints, and any assigned readings for concepts related to the three pillars of sustainability:
  1. Environmental: Impact on ecosystems, biodiversity, water quality.
  2. Economic: Costs to industries, damage to local economies, control methods.
  3. Social: Effects on local communities, recreation, and public awareness.

Step 3: Address the Issues by Pillar

Write one issue caused by Asian Carp for each pillar of sustainability. Be specific, citing examples from the video and other sources.

• Environmental Issue:
  • Example: Asian Carp outcompete native species for resources, disrupting ecosystems and biodiversity.
• Economic Issue:
  • Example: The fishing industry suffers financial losses due to declining native fish populations.
• Social Issue:
  • Example: Recreational boating and fishing are negatively impacted by the invasive species’ aggressive behavior.

Step 4: Propose Solutions by Pillar

Suggest one creative solution for each pillar. Support your ideas with evidence.

• Environmental Solution:
  • Example: Implement biological controls, such as introducing natural predators or sterilization programs, to limit Asian Carp reproduction.
• Economic Solution:
  • Example: Develop a commercial market for Asian Carp, such as exporting them as a food source.
• Social Solution:
  • Example: Launch public awareness campaigns encouraging community-led carp removal events.

Step 5: Organize Your Response

Choose your preferred format: paragraph, bullet points, or a mix. Ensure you:

1. Clearly explain each issue and solution.
2. Tie each to the respective pillar of sustainability.
3. Incorporate concepts from the course materials and cite external sources where applicable.

Example Response (Bullet Format):

Issues:

• Environmental: Asian Carp dominate waterways, pushing out native species and disrupting the food web.
• Economic: Commercial fishermen lose revenue as native fish populations decline.
• Social: The threat of leaping carp endangers recreational boaters and deters tourism.

Solutions:

• Environmental: Fund research into genetic modifications to limit carp reproduction.
• Economic: Incentivize carp fishing by creating partnerships with restaurants and food processors.
• Social: Organize local fishing derbies to remove carp while engaging communities.

Step 6: Proofread and Submit

• Review your work for clarity and grammar.
• Ensure all sources are cited (e.g., textbook, video, YouTube).
• Submit the assignment according to your instructor’s guidelines.

By following these steps, you’ll create a comprehensive response addressing the problem of Asian Carp through the lens of sustainability.

include work citied please
— part one: Emotion & Motivation
Ideas for discussion (Post at least once and consider replying to others):
Share any thoughts you’d like on this chapter re: your reading and/or the video clips you watched.
Do you think sexual orientation or gender identity are influenced by nature/nurture or both?
What motivates you to eat, to work, to be productive with school? How do you find motivation, or does it find you? What interferes with your motivation?
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—- Part two:
Choose a topic from the following list:
Giving to charities
Consent for medical treatments
Public health policy
Please be respectful, concise, and avoid which responses that simply state what you believe. As noted in the Syllabus, you will need to do your best to present cogent arguments for your particular views on the topic.
It is essential to maintain proper respect and decorum with your fellow students. Try to view yourselves as ambassadors for your positions, which need to communicate with a high degree of sensitivity and professionalism. Ambassadors without tact are ineffective and are often relieved of their positions.
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—- part three:
Read the What’s Your Take section on p. 333 of your textbook. (Chapter 13)
Complete the following using the rubic for guidance:
Develop an argument in support of one of the contradictory attidutes on soil conservation and farming practices.
Must this be an either -or proposition?

Hello please you must have a knowledge in environmental hydrology
please answer the homework 4
I will upload the the homework 3 and its answer because it is connecting each other

Hello please you must have a knowledge in environmental hydrology
please answer the homework 4
I will upload the the homework 3 and its answer because it is connecting each other

Hello please you must have a knowledge in environmental hydrology
please answer the homework 4
I will upload the the homework 3 and its answer because it is connecting each other

Hello please you must have a knowledge in environmental hydrology
please answer the homework 4
I will upload the the homework 3 and its answer because it is connecting each other

write a research article related to aviation or aerospace from a scholarly journal. use app format.
1–2 paragraphs summarizing the article
1–2 sentences that explicitly state the problem from the article in your own words
1–2 sentences that explicitly state the intent/goal of the research from the article in your own words
One research question related to the research problem from the article in your own words
No more than one paragraph of additional reflective thoughts on the assignment if you choose

For the outline you need a title (Not a title page) about one environmental issue, little introduction, sections of the paper (how the paper will be laid out) and a list of the references related to the paper (5 references, the textbook must be included) and you can add later more references (examples of references you find it on Lecture one, Chicago style).
One and a half or two single-spaced pages is enough just to show that you have done some research and found references related to your paper.
choose your topic out of these: Human Impact in Many Ways-
* species decline
*sea level
* Changes like these have triggered climate change, soil erosion, poor air quality, and undrinkable water.

For the outline you need a title (Not a title page) about one environmental issue, little introduction, sections of the paper (how the paper will be laid out) and a list of the references related to the paper (5 references, the textbook must be included) and you can add later more references (examples of references you find it on Lecture one, Chicago style).
One and a half or two single-spaced pages is enough just to show that you have done some research and found references related to your paper.
choose your topic out of these: Human Impact in Many Ways-
* species decline
*sea level
* Changes like these have triggered climate change, soil erosion, poor air quality, and undrinkable water.