New map of Earth's 8th 'continent' Zealandia created by geologists

A team of geologists and seismologists has created a newly refined map of Zealandia, Earth's 8th 'continent'. They created the map using data obtained from dredged rock samples recovered from the ocean floor. According to BBC, Zealandia is a vast continent of 4.9 million sq km. It is 94% underwater, with just a handful of islands, BBC added.