Southern Ocean Plastics Pollution Reaches Critical Level, Scientists Confirm.
SYDNEY, Australia — A newly published peer-reviewed study has confirmed that microplastic concentrations in the Southern Ocean have reached a historically critical level, raising urgent concerns for global marine ecosystems. According to research led by the Australian Antarctic Division, scientists detected an average of 3,000 microplastic particles per cubic meter of seawater across multiple sampling sites between 2022 and 2024. The primary sources identified include fragmented fishing gear and synthetic textile fibers transported by atmospheric currents. The study, published in the journal *Nature Geoscience*, indicates this contamination is disrupting the ocean's role as a major carbon sink, potentially accelerating climate change impacts worldwide. International maritime authorities have called for an immediate, coordinated global response to curb plastic discharge in the region.