Ocean current · explain the term

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NatureOne small aha

Your new ahaA large-scale movement of seawater.

Ocean currents transport heat, nutrients and organisms. Source: Ocean current ↗

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36This water layer has a steep change in salinity with depth.RECALL
A halocline.
In some coastal caves and cenotes, a halocline can be visibly striking where fresh and salt water meet.
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37This water layer has a steep change in temperature with depth.RECALL
A thermocline.
Temperature can change quickly with depth, especially in warm, stratified water.
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38Mangrove roots · the coastal and ecological features they help protectRECALL
Coasts, young marine life, and water quality.
Their roots trap sediment, reduce wave energy, and create shelter for many species.
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