![iceberg melting in the ocean.](https://usercontent.one/wp/mediaclimate.net/wp-content/uploads/2020/04/Greenland-Ice-Melting.jpg)
We set out across the ice-filled Antarctic bay to listen for whales, but first we heard something altogether different: an upside-down sound below the Southern Ocean, something like the sound of climate crisis itself.
We set out across the ice-filled Antarctic bay to listen for whales, but first we heard something altogether different: an upside-down sound below the Southern Ocean, something like the sound of climate crisis itself.