Everest Growing Taller than Expected — VOA Learning English
Topics: наука й природа
Beginning
Mount Everest, standing 8.85 kilometers above sea level, is Earth's tallest mountain.
And Mount Everest is still growing.
Mount Everest and the rest of the Himalayas are continuing on an upward movement that began at their birth around 50 million years ago. The mountains are a product of a collision between Eurasia and the Indian subcontinent.
But Everest is growing more than expected. And, scientists now think they know the reason why.
Everest's growth has to do with the major joining, or merger, of two nearby river systems. The Kosi river joined with the Arun river around 89,000 years ago, the researchers estimated.
This change in the area's river system has led to Everest gaining around 15-50…
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