The agency said spring floods are a further concern, especially after a harsh winter with melting snow and spring rains expected to threaten tens of thousands of people.

• 该机构说，阿富汗的春季洪水是另一个隐忧，特别是经过一个严寒的冬天后，融化的雪水和春季的降雨预计会威胁成千上万人的生活。