Biomagnification and the Trouble with Toxins

Our relationship with toxins is, well, a little toxic. Explore how harmful substances work their way throughout the environment with a video from an expansive biology playlist. Topics include DDT and mercury, trophic levels, and water pollution.

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CCSS: Adaptable
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Instructional Ideas

  • Set the stage for the lesson by playing Big Yellow Taxi, discussed in the video
  • Make the video a wrap-up of a food webs unit to help the class understand how toxins are passed between organisms
Classroom Considerations

  • Make sure pupils understand trophic levels, as they are discussed throughout the resource
Pros

  • The video takes a kid-friendly look at a very serious topic
  • Illustrated food webs show viewers how substances such as DDT affect ecosystems
Cons

  • None
Common Core