Geography ❯ Physical Geography

Landforms

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NASA Images Confirm New Island in Alaska’s Glacier Bay as Alsek Glacier Pulls Back

Scientists warn of increased ice instability with evolving lake hazards.

NASA Images Show Alaska’s Prow Knob Has Become an Island as Alsek Glacier Retreats

Nearly 7,000 Dams Reoriented Earth’s Poles and Lowered Sea Levels

Ancient River-Carved Terrain Discovered Beneath East Antarctic Ice

Greenland Fjord Mega-Tsunamis Verified as Source of Nine-Day Global Seismic Shaking