For a long time the Antarctic Circumpolar Current has moved at a certain speed. But with global warming, that current has sped up. A new study says that’s been the case during previous warmer periods on Earth and ties the current speed to climate change. Host Carolyn Beeler speaks with study author Jennifer Middleton.
The story you just read is not locked behind a paywall because listeners and readers like you generously support our nonprofit newsroom. Now more than ever, we need your help to support our global reporting work and power the future of The World. Can we count on you?