Threats to oceans and coasts
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Oceans. For centuries people have regarded them as an inexhaustible supply of food, a useful transport route, and a convenient dumping ground – simply too vast to be affected by anything we do. But human activity, particularly over the last few decades, has finally pushed oceans to their limit.
Major threats to the world’s oceans include:
Unsustainable fishing
90% of the world’s fisheries are already fully exploited or overfished, while billions of unwanted fish and other animals die needless...
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