Shiranui brought Liam aside as something had just occurred to him.  "Zinnia is right," he stated, "There won't only be consequences on the other side of the wormhole that they haven't thought about; there would be a likely disaster on this side they failed to account for—that wormhole would intrude on Palkia's domain."  He had already helped save Hoenn from one disaster, he didn't want a rampaging god of space to wreck the region.