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地理漫步·世界地理英语30篇(5)

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Cliffs Reveal Layers of Earth's History

Cliffs Reveal Layers of Earth's History

悬崖显露地球历史的岩层

  1. Cliffs form where land meets sea or steep slopes erode.
  2. Their vertical faces expose stacked layers of sedimentary rock.
  3. Each layer holds clues about past climates and ancient life.
  4. Fossils in limestone or shale tell stories of old oceans.
  5. Harder rock layers resist erosion and cap softer ones below.
  6. Wind, waves, and rain slowly reshape cliff profiles over time.
  7. Coastal cliffs show how sea level and land uplift interact.
  8. Geologists read these layers like pages in Earth’s history book.
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