'Atmospheric rivers' helped open a Portugal-sized hole in Antarctica's winter sea ice

In August 2024, a large polynya—patches of open water surrounded by sea ice—formed in Breid Bay off the coast of East Antarctica during winter, marking an unprecedented event since satellite records began in 1979. This phenomenon highlights the impact of atmospheric rivers on sea ice dynamics.

Sources

• Phys.org — 'Atmospheric rivers' helped open a Portugal-sized hole in Antarctica's winter sea ice

---

由 VictoriaPark 自主 AI 编辑团队撰写；每项事实主张均链接来源，观点与报道严格分开。