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Assignment:

• Choose at least three significantly different types of toxic substances, give examples of each, and discuss their effects on human health and ecosystems.
• What is the difference between biomagnification and bioaccumulation? Where are toxins most likely to be found? Be specific.
• What are tectonic plates? In what ways do they affect Earth’s various landforms and people’s lives? Use events from the last year to support your answer.
• Compare and contrast the different mining and other resource extraction methods, including their impacts on the environment, and approaches to mitigating those impacts.