Why has the temperature of the Arctic Ocean changed during the last 40 years?(1 point)
Responses
Sea ice has produced more salt, causing the cold ocean water to sink.
Sea ice has produced more salt, causing the cold ocean water to sink.
Less snow falls in the Arctic now than 40 years ago.
Less snow falls in the Arctic now than 40 years ago.
More sunlight now reaches Earth than in the past.
More sunlight now reaches Earth than in the past.
Sea ice has melted, allowing more sunlight to hit the ocean.
Sea ice has melted, allowing more sunlight to hit the ocean.
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