There's an underwater conveyor belt flowing through the Atlantic that keeps Europe warm and regulates climate across the globe. Yet this enormous system might be heading toward a breaking point. The ...

Scientists are sounding the alarm, as a critical Atlantic Ocean current is under existential threat. The result, if things take a turn for the worse? A new ice age. Sounds extreme, hysterical. But the ...

COPENHAGEN (Reuters) -Iceland has designated the potential collapse of a major Atlantic Ocean current system a national security concern and an existential threat, enabling its government to ...

As the planet warms, it risks crossing catastrophic tipping points: thresholds where Earth systems, such as ice sheets and rainforests, change irreversibly over human lifetimes. Melting ice sheets in ...