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Planet Earth - Fresh Water Rivers and Lakes

This is a worksheet set for students to complete as they watch the Planet Earth fresh water video. This documentary covers both river and lake ecosystems, and does a great job highlighting some of the key differences that freshwater ecosystems can have, particular temperature, turbidity, and oxygen level.

Essential concepts: Ecosystems, abiotic factors, biotic factors, adaptations, fresh water ecosystems, seasons, altitude, latitude, climate, oxygen level, part of a river (rapids, run, riffle, pool),

Answer Key: Available for purchase at the environmental science instructor resources subscription page.

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