شهری مملو از حفره های آتشفشانی + تصاویر / باشگاه خبرنگاران

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شهری مملو از حفره های آتشفشانی + تصاویر
به گزارش سرويس بين‌‌الملل باشگاه خبرنگاران،
Auckland, the largest and most populous city of New Zealand, straddles a volcanic field that contains no less than 50 volcanoes. These volcanoes have produced about 90 eruptions in the last 90,000 years, and there is no telling when the next eruption will occur. The city is literally a hot spot fed by a plume of hot magma rising up out of the mantle, hundred kilometres below the Earth’s surface. Every few hundred or thousand years, a batch of magma forces its way up towards a weak pl