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  3. Coral Reefs Coral reefs are amongst the most productive areas of the ocean. / Each coral contains small plants within its ti

Coral Reefs Coral reefs are amongst the most productive areas of the ocean. / Each coral contains small plants within its ti

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答案 Coral Reefs Coral reefs are amongst the most productive areas of the ocean. / Each coral contains small plants within its tissue / that can capture the energy of the sun and convert it into food. / The corals benefit from this, / and this helps support a whole community of life in the ocean. / Many people live close to coral reefs, / and local communities rely on the reefs to survive, / which are regarded as sources of tourism revenue. / However, many reefs are under pressure from international fishing fleets / and from the problems posed by climate change. / A third of reef-building corals are in danger of extinction. / And reefs all over the world are in serious decline. / If they are going to see through this period of great change in the oceans, / coral reefs need to be able to recover as quickly as possible. / That means we need to reduce exploitation pressures and increase protection for reefs. /
解析     珊瑚礁
   珊瑚礁存在于海洋中最富饶的海域。许多人居住在珊瑚礁附近的地方，当地社区依靠珊瑚礁生存。然而，很多珊瑚礁承受着渔船队和气候变化引起的问题所带来的压力。三分之一的造礁珊瑚正濒临灭绝，全世界的珊瑚礁都在急剧减少。如果珊瑚礁要安然度过海洋里发生巨变的这个时期，它们就要拥有尽快恢复的能力。那意味着我们需要减少开采的压力并增加对珊瑚礁的保护。
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