返回

世界地理与人文·英语30篇(2)

12 / 30
已读 0 / 30 课
Mediterranean Basin: Shared Waters, Shared Challenges

Mediterranean Basin: Shared Waters, Shared Challenges

地中海盆地:共有的水域,共担的挑战

  1. Surrounded by 22 countries, the Mediterranean holds less than 1% of the world’s seawater but faces intense human pressure.
  2. Overfishing has reduced bluefin tuna stocks by 80% since the 1970s, prompting strict quotas and protected areas.
  3. Plastic waste enters the sea from rivers like the Nile and Po, with microplastics now found in every coastal sediment sample.
  4. Olive groves and vineyards dominate hillsides, yet droughts increasingly stress irrigation-dependent crops.
  5. Desalination plants in Israel and Spain supply cities but discharge salty brine that harms seabed ecosystems.
  6. Refugee boats crossing from North Africa highlight how climate-driven crop failure and water scarcity fuel migration.
  7. Wetlands like Spain’s Doñana and Tunisia’s Ichkeul serve as vital bird stopovers on migratory flyways.
  8. The Barcelona Convention unites governments to reduce pollution and manage shared fisheries sustainably.
上一页
/ 30
下一页