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SLIDE SHOW Posted: February 6, 2008   
Tools of Polar Research: Underwater Robots FLASH VERSION
Unmanned marine robots, called autonomous underwater vehicles, can be used for myriad research purposes, including going to the Arctic's icy depths.
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Puma, The autonomous underwater vehicle Puma used sonar, lasers and chemical sensors to detect hydrothermal vents on the ocean floor.
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Puma
The autonomous underwater vehicle Puma used sonar, lasers and chemical sensors to detect hydrothermal vents on the ocean floor.
Photo Credit: Hanumant Singh, WHOI
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