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世界地理与人文·英语30篇(2)

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Andes: Mountains That Feed a Continent

Andes: Mountains That Feed a Continent

安第斯山脉:哺育大陆的山峦

  1. The Andes run 7,000 kilometers along South America’s western edge, shaping climate and culture.
  2. Terraced farming on steep slopes, used since Inca times, prevents erosion and conserves water.
  3. Potatoes, quinoa, and maize originated here and now feed billions worldwide.
  4. Glaciers in the Peruvian Andes supply water to Lima, a desert city of 10 million people.
  5. Mining for copper and silver provides national income but contaminates rivers with heavy metals.
  6. High-altitude wetlands called bofedales store water and support unique grasses grazed by alpacas.
  7. Roads built across passes connect isolated villages but also introduce invasive plant species.
  8. Local communities monitor glacier retreat using GPS markers and share data with regional climate researchers.
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