Regional action has already been considered necessary and hexabromobiphenyl is totally banned under the Convention on Long-range Transboundary Air Pollution Protocol on Persistent Organic Pollutants.
区域行动早已被认为是必要的并且《远距离越界空气污染公约》《持久性有机污染物议定书》已经完全禁止了六溴代二苯。