Scientists are sounding the alarm that a crucial component of the planet’s climate system is in gradual decline and could one day reach a tipping point that would radically alter global weather ...

The Atlantic Meridional Overturning Circulation is often described as the planet’s great conveyor belt, moving warm water north and cold water south to keep regional climates within familiar bounds.

In this first glimpse of the "Sea Camp" series from NPR's Short Wave podcast, hear how climate change will significantly shift three-quarters of the ocean's surface currents by the end of the century.