Published: Nov 13, 2025, 15:08 IST | Updated: Nov 13, 2025, 15:08 IST
Iceland has officially declared the potential collapse of the Atlantic Meridional Overturning Circulation (AMOC), a crucial ocean current system, as a national security concern and existential threat. The AMOC plays a vital role in regulating global climate patterns by transporting warm water from the tropics to northern latitudes.