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New Research Reveals Climate-Driven Shifts in Arctic Transport Pathways

Groundbreaking year-round observations show the Transpolar Drift's variability and its role in spreading pollutants and natural materials across the Arctic.

  • A study published on April 14, 2025, confirms that climate change is making the Transpolar Drift highly variable, altering Arctic matter transport pathways.
  • The research highlights how warming temperatures are increasing the spread of pollutants, including microplastics and heavy metals, across fragile Arctic ecosystems.
  • Year-round data from the MOSAiC expedition reveals that sea ice actively captures and redistributes materials from Siberian rivers, challenging its perception as a passive medium.
  • The findings overturn the long-held view of the Transpolar Drift as a stable conveyor, showing significant seasonal and spatial variability in its pathways.
  • This international study utilizes advanced geochemical tracing techniques to provide unprecedented insights into Arctic biogeochemical cycles and their climate sensitivity.
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