He and the National Geographic Society’s map policy committee had been considering the change for years, watching as scientists and the press increasingly used the term Southern Ocean.

The Southern Ocean, which circles the globe without being blocked by land, is home to the Antarctic Circumpolar Current (ACC), the longest of the world's ocean currents. Also known as the "channel ...

The Southern Ocean surrounds Antarctica and, like the Arctic Ocean, is very cold. Pupils could work to label a world map, showing the locations of the five oceans and could carry out research to ...