The ocean has an immense precariously complex food chain varying from microscopic animals like krill to whales which ironically feed mainly on the former.
Planet earth ocean floor.
Planet earth sweeping the ocean floor strange sea creatures caught on film for the first time.
Scientists probing the earth s interior have found a large reservoir of water equal to the volume of the arctic ocean beneath eastern asia.
Https youtu be d7edgcxfz8q the ocean covers 70 of our planet.
Plate tectonics and the ocean floor.
The left figure is a slice through the earth taken from.
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.
With david attenborough sigourney weaver doug anderson thomas anguti johnston.
By robert kunzig june 13 2007 5 00 am.
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.
The rest of the water covered area comprises mainly shallow seas the continental shelves and lakes.
Planet observer getty images.
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.
Share your story with the world.
Directed by alastair fothergill.
100 million year old life forms found on the ocean floor.
What the earth would look like stripped of oceans.
Open ocean a vast biotope covering two thirds of the planet some shallow some as deep as the mountain ranges are high.
They could be the oldest known organisms on planet earth.
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.