Ecosystems in the Southern Ocean, the body of water surrounding Antarctica, are under threat from climate change. The area's inhabitants, from whales to krill to phytoplankton, face changes such as a loss in sea ice and rising ocean temperatures. If species that are unique to the area, such as the A ntarctic toothfish, dwindle in population as a result, this decrease could affect fishery operations and lead to cascading socioeconomic and geopolitical consequences. ...read more read less