This allows for the creation of very realistic and interesting maps simultaneously. One of them, showing the world ... about 6,562 - 9,842 ft below sea level, mid-ocean ridges are hidden.

A newly-deployed satellite has created the most-detailed map yet of the ocean floor ... Changes in the sea surface height therefore point to what lies deep beneath the surface.

A new map shows how parts of Louisiana could be swallowed up by the sea if ocean levels rise, amid warnings from experts that ...

Billions of pounds of plastic can be found in swirling convergences that make up about 40 percent of the world's ocean surfaces. At current rates plastic is expected to outweigh all the fish in the ...

This rubbish is harmful for sea creatures and can be brought ashore on the tides too. A turtle with a plastic bag in its mouth. Rubbish finds its way around the world, pollutes the oceans and can ...