Environmentalhard · Past Paper
What is the main cause of 'ocean acidification'?
AOil spills
BAbsorption of CO2 from the atmosphere
CAcid rain falling on the sea
DDumping of plastic
✓ Correct Answer: B — Absorption of CO2 from the atmosphere
When CO2 dissolves in seawater, it forms carbonic acid, lowering the pH of the ocean.
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