The Beautiful and Threatened Oceans of the World (Breathtaking Pictures)

The ocean plays an essential role in sustaining life on our planet. But human activity is increasingly threatening its health. In the past half-century, populations of large predatory fish, including some species of sharks, have declined by 90 percent or more. Eighty-seven percent of the world’s fish stocks are fully exploited, overexploited, or depleted; 1 in 5 fish is caught illegally or in unreported fisheries. Although the ocean makes up 72 percent of the Earth’s surface, less than 1 percent is protected. But there is hope. Research shows that large, fully protected marine reserves are key to rebuilding species abundance and diversity and protecting the overall health of our marine environment. Pew’s Global Ocean Legacy team is working to create these great parks of the sea in some of the most biologically important places in the world. Here are 10 sites that need our help. 1. Palau Palau, an archipelago composed of more...

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