Sylvia Earle has spent decades trying to see the ocean with new eyes. Her "dream machine" is a submarine that could take scientists all the way to the bottom of the deepest ocean floor.

西尔维亚·厄尔花了几十年的时间试图让人们用新的方式亲近海底，她的“梦想号”潜艇可以让科学家潜入到最深的海底。

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In a striking closing scene, the ocean expert Sylvia Earle talks about the importance of protecting the beautiful world that lives under the sea.

VOA: special.2009.03.25

Ira Flatow will be here with a conversation with Sylvia Earle about what the oil spill means for marine life.

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Dr Sylvia Earle is an explorer in residence for National Geographic, honorary director of the Explorers' Club and has led more than 60 expeditions worldwide.

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