在全世界发生淡水资源危机的情况下,如果能在浩瀚的咸海中寻找到甘甜的淡水并加以利用,那该多好。很早以前就有人设想把从南北极漂浮出来的冰山,拖到像中东那样干旱的地区,作为淡水资源应用。但是拖冰山化淡水的设想,目前仍因经济成本问题而未付诸实施。在海洋底床中也蕴藏着大 In the event of a freshwater crisis in the world, it would be nice if we could find and use sweet fresh water in the vast Aral Sea. It was long ago that some people imagined that icebergs floating from the north and south poles would be dragged into areas as arid as the Middle East and used as freshwater resources. However, the idea of ​​declining freshwater is still not implemented due to economic costs. In the ocean bed is also hidden