🔬 Scientific Rating: CRITICAL
📊 Importance Score: 92/100
📅 Published: July 5, 2025
🏛️ Source: Science Daily
Summary
For decades, scientists believed the Arctic Ocean was sealed under a massive slab of ice during the coldest ice ages — but new research proves otherwise. Sediment samples from the seafloor, paired with cutting-edge climate simulations, show that the Arctic actually remained partially open, with seasonal sea ice allowing life…
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