Submarine Discovers Hidden Structures Under Dotson Ice Shelf, Antarctica
• Unmanned submarine Ran discovered complex under-ice structures beneath the Dotson Ice Shelf in West Antarctica.
• Sonar mapping revealed flat plateaus, terraced steps, and teardrop-shaped pits carved by basal melt, previously undetected by satellites.
• Warm Circumpolar Deep Water erodes the ice shelf from below, particularly affecting the western side, providing insights into climate change impacts.
Ran discovers unexpected structures under Dotson Ice Shelf
An unmanned submarine named Ran, while mapping the Dotson Ice Shelf in West Antarctica, uncovered unexpected under-ice structures before losing contact.
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