Article: Keeping an eye on ballast water.(ENVIRONMENT)

On August 28, the U.S. Coast Guard published proposed rules in the Federal Register for "Standards for Living Organisms in Ships' Ballast Water Discharged in U.S. Waters."

The Coast Guard's current ballast water treatment regulations have required that vessels intending to discharge ballast in U.S. waters conduct mid-ocean ballast water exchanges as the means for preventing the introduction of nonindigenous invasive species. The effectiveness of these ballast water exchanges has been variable, and has demonstrated that, these exchange procedures are not a suitable method for protecting U.S. waters. The proposed rules would amend the Coast Guard regulations by ...

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