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More than 90 percent of the ocean species are still unknown and unclassified.
Challenger Deep is the deepest point in the Earth’s ocean with a depth of almost 11,000 meters. Two people have been to the Challenger Deep.
A location in the ocean, termed as the Point Nemo, is the most distant location from any land area.
The average depth of the Earth’s ocean is approximately 3.7 km (2.2 miles).
The total volume of all the water in the ocean is about 1.33 billion cubic km.
The ocean covers about 71 percent of the Earth’s surface.
Zhemchug Canyon is the largest canyon under the ocean, it is even deeper than the Grand Canyon.
About 65-70 percent of the Earth’s atmospheric oxygen is provided by marine plants.
There is absolute darkness below 1000 meters of the ocean.
People around the world can access the internet due to the internet cables that are laid under the ocean for millions of km.