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How does carbon dioxide affect sea urchins

User Levitikon
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Answer:

Step-by-step explanation:

Increasing levels of carbon dioxide (CO2) in the atmosphere are causing oceans to become more acidic. This situation poses a threat to marine organisms with shells made of calcium carbonate, because acid will corrode these shells.

User Macmist
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Answer:

Increasing levels of carbon dioxide (CO2) in the atmosphere are causing oceans to become more acidic. This situation poses a threat to marine organisms with shells made of calcium carbonate, because acid will corrode these shells

User Ousmane
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