Evolution of the most powerful ocean current on Earth
Alfred Wegener Institute (AWI)
Published: 27 March 2024
Sediment data reveal the Antarctic Circumpolar Current (ACC) slowed during ice ages and sped up in warm periods over 5.3 million years. With ongoing warming, a stronger ACC may reduce ocean CO₂ storage and hasten Antarctic ice melt.
Keywords: ocean circulation, CO2 storage, Alfred Wegener Institute, sediment cores, Pliocene-Pleistocene
Tiny plastic particles are found everywhere
Alfred Wegener Institute (AWI)
Published: 9 April 2024
A new study reveals that microplastic pollution in Antarctica’s Weddell Sea is higher than previously thought, with 98.3% of particles under 300 μm. Ocean currents, ice melt, and tourism may influence pollution spread. Study urges further research.
Keywords: environmental impact, infrared spectroscopy, Antarctic Circumpolar Current
No two worms are alike
Alfred Wegener Institute (AWI)
Published: 11 April 2024
A study shows even simple marine worms have unique, consistent daily rhythms, suggesting individual "personalities." This behavioral diversity could boost resilience to climate change and has implications for chronobiology and medicine.
Keywords: polychaete worms, daily rhythms, biological clocks, Alfred Wegener Institute, chronobiology
