'Entire world is vulnerable' if Greenland's ice sheets melt

A boat navigates at night next to large icebergs near the town of Kulusuk, in eastern Greenland . Picture: Felipe Dana, File)

Greenland’s famed ice sheet may be more sensitive to human-caused climate change than previously thought, with irreversible melting likely over the coming centuries, an in-depth study has found.

The entire world would be left vulnerable with the rise in sea levels brought on by the ice melting, researchers warned.