Complex Ecosystem Transformations Quick Check
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What causes ocean acidification?
Acidic carbon dioxide dissolves in water, lowering the water's pH.
What causes coral bleaching?
High water temperatures and water acidity cause coral polyps to expel algae, causing them to turn white in color.
There is a history of global temperatures changing, but why is this change different?
This shift in temperature is happening more quickly.
Coral bleaching affects
the biodiversity of the water.
Which is the least likely reason that a seal needs ice cover?
to protect itself from the sun
