They could be the oldest known organisms on planet earth.
Planet earth ocean floor.
With david attenborough sigourney weaver doug anderson thomas anguti johnston.
Share your story with the world.
Watch the latest in the ocean series how to stop plastics getting into the ocean.
The scientists work centred on a geological site in north western australia where a 3 2bn year old slab of ocean floor has been turned on its side.
Directed by alastair fothergill.
What the earth would look like stripped of oceans.
Https youtu be d7edgcxfz8q the ocean covers 70 of our planet.
Plate tectonics and the ocean floor.
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.
By robert kunzig june 13 2007 5 00 am.
Planet observer getty images.
The ocean has an immense precariously complex food chain varying from microscopic animals like krill to whales which ironically feed mainly on the former.
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.
Scientists probing the earth s interior have found a large reservoir of water equal to the volume of the arctic ocean beneath eastern asia.
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 left figure is a slice through the earth taken from.
First ever digital map of the sea floor reveals our planet s alien landscape half a century of research and 14 500 samples has been compiled.
Planet earth sweeping the ocean floor strange sea creatures caught on film for the first time.
The rest of the water covered area comprises mainly shallow seas the continental shelves and lakes.