The Science of Sustainability

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Ocean Acidification

Did you know that carbon dioxide (CO2) from burning fossil fuels is changing the chemistry of the ocean? Excess CO2 means the ocean is becoming more acidic — and fast. This may threaten the survival of marine life as we know it.

Ocean Acidification: The Basics

Ocean Acidification: The Basics

More than half of the CO2 emitted by humans has been absorbed by the ocean. Scientists say this means less CO2 in the air, but it also means a change in ocean chemistry — ocean acidification. Now what?

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Ocean Acidification: Vocabulary Game

Ocean Acidification: Vocabulary Game

Test your knowledge! Ocean acidification has 14 important vocabulary words. Educators can use this flashcard game as a pre-test or to check what students have learned. Easily play on screen or print the cards.

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Pteropods: Very Small and Very Important

Pteropods: Very Small and Very Important

Pteropods are sometimes called “sea butterflies,” but they’re actually free-floating snails. They play a big part in the ocean food web. How does ocean acidification impact these small creatures?

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Balancing Act: Otters, Urchins and Kelp

Balancing Act: Otters, Urchins and Kelp

By balancing their ecosystem, otters are playing a role in the fight against climate change. Watch this video and learn about the important connections among sea otters, sea urchins, kelp forests, and climate change.

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Ocean Acidification Awareness Game

Ocean Acidification Awareness Game

Challenge your brain in the categories of Ocean Dynamics, Ocean Chemistry, and Life in the Ocean! Play your way to ocean acidification knowledge in this multiple-choice game.

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