The decision has an obvious public-relations dimension. Oil-contaminated birds and beaches make appalling pictures, whereas dead fish and shrimp larvae go unnoticed by cameras.
这项决策显然会造成公共关系方面的影响。受原油污染的鸟类和海滩从照片上看触目惊心，而死亡的鱼虾幼体则不容易被注意到。