Drift diving in New Zealand, Cozumel, Tobago and more gives divers thrill rides.
The Aussies are justifiably proud of the largest coral reef on earth – the Great Barrier Reef. It can be seen from space and is believed to be the world’s biggest single structure made from living organisms. Composed of some individual reefs and 900
"The scale of the problem is so big, removing a bunch of seaweed from the reef isn't going to do much because it just regrows and regenerates, so I think the way to address this really is to reduce the levels of in the atmosphere.
During a expedition, scientists revealed that the deep coral reefs in Hawaii are home to endemic fish and algal meadows.