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Reefs are disappearing.
珊瑚礁正在消失。
Staghorn coral are one of the dominant building blocks of coral reefs all over the world, but now they're in trouble.
鹿角珊瑚是世界上主要的珊瑚礁，但現在它們遇到了麻煩。
A collection of new studies show staghorn coral are in major decline because they can't handle the warmer, more acidic ocean waters that result from human pollution.
一些新的研究表明，鹿角珊瑚的數量在大幅下降，因其不能適應人類污染造成的更溫暖、更酸性的海水。
The most visible effect is bleaching. When water conditions get too stressful, corals lose the algae that give them their color. If it keeps up for too long, the corals die.
最明顯的影響是漂白。當水質條件受到影響，珊瑚失去表面顏色的藻類。如果保持時間太長，珊瑚就會死亡。
Recent surveys suggest 93 percent of corals in Australia's Great Barrier Reef are bleaching to some degree.
最近的調查顯示，在澳大利亞大堡礁的珊瑚中，有百分之93的珊瑚在一定程度上正在漂白。Researchers warn staghorn reefs near the mouth of the Amazon River are also at risk. Nearby oil drilling presents a "major environmental challenge."
研究人員警告，亞馬遜河口附近的鹿角珊瑚礁也存在風險。附近的石油鉆井提出了“重大的環境挑戰?！?/p>
But recovery is still possible. Scientists say tighter controls on runoff and dredging would give corals a better chance in today's warmer waters.
但恢復仍然是可能的?？茖W家們表示，在如今更溫暖的水域中，嚴格控制徑流和疏浚能給珊瑚更好的生存機會。
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