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In this activity, learners investigate how increased carbon dioxide (CO2) emissions from the burning of fossil fuels is changing the acidity (pH) of the ocean and affecting coral reefs and other marin

$5 - $10 per group Ages 11 - 14 45 to 60 minutes
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Educator Amy O'Donnell from the American Museum of Natural History guides learners to create a diorama of a coral reef.

$5 - $10 per student Ages 6 - 14 1 to 2 hours