Planet Earth Ocean Floor
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. 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. Directed by alastair fothergill. Planet observer getty images. Https youtu be d7edgcxfz8q the ocean covers 70 of our planet.
Planet earth sweeping the ocean floor strange sea creatures caught on film for the first time. Plate tectonics and the ocean floor. 100 million year old life forms found on the ocean floor. 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.
Watch the latest in the ocean series how to stop plastics getting into the ocean. Open ocean a vast biotope covering two thirds of the planet some shallow some as deep as the mountain ranges are high. The left figure is a slice through the earth taken from. The rest of the water covered area comprises mainly shallow seas the continental shelves and lakes.
Share your story with the world. 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. 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. Scientists probing the earth s interior have found a large reservoir of water equal to the volume of the arctic ocean beneath eastern asia.
They could be the oldest known organisms on planet earth. With david attenborough sigourney weaver doug anderson thomas anguti johnston. 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.