15 million people are at risk from these catastrophic ‘inland tsunamis,’ researchers find

Glaciers around the world are melting at an alarming rate, and are leaving massive pools of water in their wake. The meltwater fills the depression left behind by the glacier, forming what’s known as a glacial lake.

Glaciers around the world are melting at an alarming rate, and are leaving massive pools of water in their wake. The meltwater fills the depression left behind by the glacier, forming what’s known as a glacial lake.