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Painlevé was a pioneer in underwater film-making, and a lot of his short films focused on the aquatic animal world.

Painlevé 是水下拍摄的先驱，他拍了很多关于水生动物世界题材的短片。

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In order to eliminate the weed, biologists proposed treating infested parts of the lake with a certain herbicide that is nontoxic for humans and aquatic animals.

为了消除这种杂草，生物学家建议用某种对人类和水生动物无毒的除草剂来处理受感染的部分湖泊。

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The U.S. Navy is staging the aquatic-equivalent of a dog-and-pony show in the Arctic Ocean this month with a small fleet of nuclear-powered submarines.

FORBES: U.S. Navy Scrambles for Piece of Arctic Pie

With a suitable aquatic backdrop, Alexandra Cousteau, granddaughter of legendary French explorer Jacques-Yves Cousteau, championed the emergence of shared values that crossed nations, political persuasion and culture, forming a groundswell of new environmentalism.

CNN: Climate change: Debating solutions

Some 50 million years ago, the climate in the southwest region of Wyoming was a vegetal and aquatic paradise.

WSJ: Prehistoric creatures come to life at auction