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Sustainable Fishing
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In this activity, learners use a model for how fishing affects marine life populations, and will construct explanations for one of the reasons why fish populations are declining.
Off Base
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In this activity, learners explore the factors that tend to resist changes in pH of the ocean and why the ocean is becoming more acidic.
Sustainable Grazing
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In this activity, learners investigate the food, water, and space needs of common livestock animals.