9-12 Principle 6 11-08, full doc...The ocean provides most of the fresh water & oxygen on Earth....

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Transcript of 9-12 Principle 6 11-08, full doc...The ocean provides most of the fresh water & oxygen on Earth....

Page 1: 9-12 Principle 6 11-08, full doc...The ocean provides most of the fresh water & oxygen on Earth. Humans contribute to biological changes of ocean ecosystems. The ocean influences human