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Sonar Banned in U.S. Navy Exercise to Protect Hawaii Whales

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    Xpeditions

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Description

In this National Geographic News article, read about how a temporary restraining order blocked the use of high-intensity sonar, which welfare groups say harms marine mammals, during the world's largest international maritime training event. Links to other stories, photos, videos and Web sites are also found on this page.

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    Grade: 3 to 12

    Topics: American Democracy, Ecology & Ecosystems, Life Sciences, Science, Geography, History-Social Science

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