TUNA FOR LUNCH A CASE STUDY EXAMINING MERCURY BIOACCUMULATION AND BIOMAGNIFICATION ANSWER KEY

You might include the politics and economics of controlling mercury pollution as another component to your case history. Biomagnification; bioaccumulation; mercury; neurotoxin; fish consumption; tuna; food chain; food web; trophic; coal-burning. Please see our usage guidelines , which outline our policy concerning permissible reproduction of this work. The case is intended to help students make the connection between an environmental contaminant mercury, a neurotoxin and the food they eat. Explain how mercury enters and moves through the environment. Teaching Notes Case teaching notes are password-protected and access to them is limited to paid subscribed instructors.

As a former high school environmental science teacher and college professor biochemist , I found your case history very relevant to the dangers of mercury pollution. You might include the politics and economics of controlling mercury pollution as another component to your case history. Explore how biomagnification occurs in other systems and with other compounds if students complete optional final activity. Check out the www. They typically include a summary of the case, teaching objectives, information about the intended audience, details about how the case may be taught, and a list of references and resources. This case examines mercury bioaccumulation and biomagnification within the context of the human health impacts of ingesting food specifically, fish contaminated with mercury.

Mercury in Fish Power Point. Check out the www. There is a very urgent need to w this information into the hands of the next generation of citizens. The CDC has estimated that as many asnewborns are at risk from methyl mercury from the fish consumed. The California gold rush over one hundred years ago used mercury to mine for gold and today mercury is still contaminating rivers and lakes in those mining areas. Please see our usage guidelineswhich outline our policy concerning permissible reproduction of this work.

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The ongoing Stuey Health and Nutrition Examination Survey indicate that people living in coastal areas have higher levels of mercury in their blood than individuals living elsewhere. They typically include a summary of the case, teaching objectives, information about the intended audience, details about how the case may be taught, and a list of references and bipaccumulation.

tuna for lunch a case study examining mercury bioaccumulation and biomagnification answer key

The case is intended to help students make the connection between an environmental contaminant mercury, a neurotoxin and the food they eat. Teaching notes are intended to help teachers select and adopt a case.

Tuna for Lunch?

This case examines mercury bioaccumulation and biomagnification within the context of the human health ibomagnification of ingesting food specifically, fish contaminated with mercury. Read, interpret, and apply scientific data presented in graphs and tables for this case study.

Explain how mercury enters and moves through the environment.

You might include the politics and economics of controlling mercury pollution as another component to your case history. Return to the homepage. It was inspired by a USGS report on mercury in fish, sediment, and water from streams across the U. Biomagnification; bioaccumulation; mercury; neurotoxin; fish consumption; tuna; food chain; food web; trophic; coal-burning.

Answer Key Answer keys for the cases in our collection are password-protected and access to them is limited to paid subscribed instructors. Additional information you might find useful: It could be used as an extra credit project to further understand how science and politics interact with each other in the real world.

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To become a paid subscriber, begin the process by registering here. The case has been used in an introductory level environmental science class predominantly non-majorsa non-majors general biology class, and a sophomore level ecology class majors.

tuna for lunch a case study examining mercury bioaccumulation and biomagnification answer key

Explore how biomagnification occurs in other systems and with luncn compounds if students complete optional final activity. I hope you will find these comments useful.

Tuna for Lunch? – National Center for Case Study Teaching in Science

As a former high school environmental bioaccumulatiom teacher and college professor biochemistI found your case history very relevant to the dangers of mercury pollution. Human activities have been increasing mercury concentrations globally, and coal-burning power plants lunfh the most common source of mercury pollution, a fact many students are unaware of. Explain why there are fish consumption advisories related to mercury. Teaching Notes Case teaching notes are password-protected and access to them is limited to paid subscribed instructors.

Define biomagnification and explain how it leads to higher concentrations of toxins in animals that are higher up the food chain. Website supported by the University at Buffalo Libraries.