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Coral Reefs and Tsunami Risk in the Solomon Islands
所罗门群岛珊瑚与海啸风险
精读先不看文字，完整听一遍。
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The Solomon Islands sit along the Pacific Ring of Fire, where tectonic plates collide and trigger powerful undersea earthquakes.所罗门群岛位于环太平洋火山地震带上，地壳板块在此碰撞，引发强烈的海底地震。
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When such quakes occur offshore, they displace massive water columns, generating tsunamis that travel at jet speeds across the ocean.此类地震若发生在近海，会剧烈扰动大量海水，从而生成以喷气式速度横跨大洋的海啸。
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Healthy coral reefs act like natural breakwaters: their rough, porous structures absorb up to 97% of incoming wave energy.健康的珊瑚礁如同天然防波堤：其粗糙多孔的结构可吸收高达97%的入射波能量。
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However, decades of blast fishing, sediment runoff, and coral bleaching have degraded over 40% of these protective barriers.然而，数十年来的炸鱼捕捞、泥沙径流和珊瑚白化已使逾40%的这类防护屏障退化。
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Villages built directly on flat coastal terraces now face higher flood risk, especially during high tide combined with tsunami surges.直接建在平坦沿海台地上的村庄如今面临更高的洪涝风险，尤其在涨潮叠加海啸涌浪时。
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Local marine rangers map reef health using underwater drones and train youth to monitor coral recovery after cyclones.当地海洋巡护员利用水下无人机测绘珊瑚礁健康状况，并培训青年在气旋过后监测珊瑚恢复情况。
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New early-warning systems include community sirens powered by solar panels and bilingual SMS alerts in Pijin and English.新型早期预警系统包括由太阳能板供电的社区警报器，以及用皮金语和英语双语发送的短信预警。
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Scientists model how even modest reef restoration—just 100 meters wide—can reduce inland wave height by half.科学家建模显示，即便仅修复宽100米的珊瑚礁，也能将内陆波高降低一半。
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Unlike artificial seawalls, living reefs grow with sea level rise and support fish stocks that feed thousands of families.与人工海堤不同，活体珊瑚礁能随海平面上升而生长，并支撑起养活数千家庭的渔业资源。
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Protecting corals here is not only ecological stewardship—it is frontline disaster resilience for island nations.在此保护珊瑚，不仅是生态保护责任，更是岛国抵御灾害的第一道防线。
精读 · 大约 10 分钟
听 → 读 → 学表达 → 懂 → 今天会说这一句 → 跟读录音 → 自己说一句。
③ 学 · 重点表达
- Protecting corals here is not only ecological stewardship—it is frontline disaster resilience for island nations. 在此保护珊瑚，不仅是生态保护责任，更是岛国抵御灾害的第一道防线。
- Scientists model how even modest reef restoration—just 100 meters wide—can reduce inland wave height by half. 科学家建模显示，即便仅修复宽100米的珊瑚礁，也能将内陆波高降低一半。
- The Solomon Islands sit along the Pacific Ring of Fire, where tectonic plates collide and trigger powerful undersea earthquakes. 所罗门群岛位于环太平洋火山地震带上，地壳板块在此碰撞，引发强烈的海底地震。
④ 懂 · 选一选
⑤ 今天会说这一句
Protecting corals here is not only ecological stewardship—it is frontline disaster resilience for island nations.
⑥ 跟读并录音
Protecting corals here is not only ecological stewardship—it is frontline disaster resilience for island nations.
第一版：录下来、回听、再听标准音。系统打分以后再加。
⑦ 说 · 自己来一句
用今天的表达，自己说一句。
例子：Protecting corals here is not only ecological stewardship—it is frontline disaster resilience for island nations.
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