By robert kunzig june 13 2007 5 00 am.
Planet earth ocean floor.
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Planet observer getty images.
They could be the oldest known organisms on planet earth.
Make use of google earth s detailed globe by tilting the map to save a perfect 3d view or diving into street view for a 360 experience.
The rest of the water covered area comprises mainly shallow seas the continental shelves and lakes.
Planet earth sweeping the ocean floor strange sea creatures caught on film for the first time.
About three quarters of our planet s surface is covered with water and the deep basins of the ocean floor account for approximately nine tenths of this water covered area that is some two thirds of the earth s surface.
What the earth would look like stripped of oceans.
Https youtu be d7edgcxfz8q the ocean covers 70 of our planet.
Bathymetry the shape of the ocean floor is largely a result of a process called plate tectonics the outer rocky layer of the earth includes about a dozen large sections called tectonic plates that are arranged like a spherical jig saw puzzle floating on top of the earth s hot flowing mantle.
Away from the rocky slopes of the seamounts and midocean ridges the ocean floor is everywhere cold and muddy so scientists long assumed that fauna would be pretty much the same worldwide.
Watch the latest in the ocean series how to stop plastics getting into the ocean.
The ocean has an immense precariously complex food chain varying from microscopic animals like krill to whales which ironically feed mainly on the former.
With david attenborough sigourney weaver doug anderson thomas anguti johnston.
The left figure is a slice through the earth taken from.
100 million year old life forms found on the ocean floor.
Open ocean a vast biotope covering two thirds of the planet some shallow some as deep as the mountain ranges are high.
Plate tectonics and the ocean floor.
Scientists probing the earth s interior have found a large reservoir of water equal to the volume of the arctic ocean beneath eastern asia.