the total population of ocean fish that humans hunt and eat for food has declined by nearly 40 percent since 1970. Overfishing has resulted in many local extinctions, including of sharks. Today, 90 percent of the world’s fish stocks are either overfished or at capacity, meaning they are close to or just barely above the maximum they can be harvested before seeing their populations collapse entirely.80 Where 15 percent of Earth’s land surface is protected, just less than 8 percent of the world’s oceans are.81 Since 1974, humankind has tripled the share of fish stocks being harvested at
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Fish overhunt and decline.
