article_snippet: After centuries of science and exploration, you might think we know just about all there is to know about the planet we inhabit.
article_snippet: But experts say we still know little about the waters that make up 70 per cent of the Earth’s surface.
article_snippet: ‘The main gap at the moment is because of the under-exploration of the oceans. '
article_snippet: There are many, many places we have never been.
article_snippet: The knowledge is vital for conservation efforts. '
article_snippet: Some discoveries have significant benefits.