Is it? I'd guess putting the brine back far enough in the water, away from the seafloor, would provide plenty of dilution. I'm doubtful that they'd desalinate a

Is it? I'd guess putting the brine back far enough in the water, away from the seafloor, would provide plenty of dilution. I'm doubtful that they'd desalinate at such a rate that would drastically change local conditions where they return the brine. I'm just guessing here, but that's my half informed idea.