The National Geographic magazine has recognised the ‘Southern Ocean’ as the world’s fifth ocean on June 8, 2021. The change in name was in alignment with the National Geographic Society’s initiative to conserve the world’s oceans. The magazine has usually followed the International Hydrographic Organization (IHO) on marine names, it said in an article notifying the change. The IHO had recognised ‘Southern Ocean’ as a distinct body of water surrounding Antarctica in 1937...