Mr Everard added that although flooding had been highlighted as a cause of agricultural problems in North Korea, its role in silting up hydroelectric plants and putting them out of action for weeks had not been fully appreciated. 埃弗拉德补充称,尽管人们一直强调洪水是导致朝鲜农业困境的一个原因,但洪水淤塞水电站,致使它们数周无法运转的问题一直未得到充分认识。