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Baltimore Co. Public Schools: Chesapeake Bay Food Webs (Online Research Model)
Food webs lesson, which focuses on Chesapeake Bay habitats, integrates biological concepts with literacy knowledge and skills. Lesson directs students to answer the question, how does a human-caused stress placed on the environment...
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The Dirty Dozen Persistent Organic Pollutants
Use this site to learn about the effects of persistent organic pollutants on the ecology of Antarctic coastal waters. Information is presented for both teacher and student researcher.