Pollution in waters near the region's urban centers also hurts fish stocks. Another threat is climate change.
亚洲地区靠近城市中心水域的污染同样也在伤害鱼类资源。
Clark, director of the bioacoustics research program at Cornell University, the area over which whales in coastal waters can hear one another shrinks to only 10 to 20 percent of its natural extent.
克拉克——康内尔大学生物听力研究项目主管说,近岸海水的鲸鱼出没区域能听到自然范围内仅仅10%到20%的收缩声。
Conservationists had hitherto been struggling to preserve the waters around Hawaii using the National Marine Sanctuaries Act. The battle had been expected to continue for at least another year.
迄今为止环保者们一直在运用国家海洋禁猎法案为保护夏威夷周边水域而奋斗。
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