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Svetradugi [14.3K]
3 years ago
5

Why are coastal zones productive?

Chemistry
1 answer:
Anit [1.1K]3 years ago
7 0

The surface waters in regions of coastal up-welling are cold and nutrient-rich, promoting robust growth of plants and the animals that feed on them. ... When too many nutrients are released into seas, bays, and estuaries, it can create an overabundance of decaying plants and animals, depleting oxygen from the water.

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