对这种反常行为有很多理论解释。有人推测说捕捞过度会迫使鲨鱼抵近海岸搜寻其他的食物。
Theories for the abnormal behaviour abound. Overfishing, some suggested, had forced the sharks closer to shore in search of other prey.
有人推测说捕捞过度会迫使鲨鱼抵近海岸搜寻其他的食物。
Overfishing, some suggested, had forced the sharks closer to shore in search of other prey.
企业家竞相搜寻垃圾中可以拿来回收利用的东西，甚至有人说，该去老垃圾场寻找钢铁和铝罐。
Entrepreneurs were queuing up to scour rubbish for anything that could be recycled. There was even talk of mining old landfills to extract steel and aluminium cans.
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