There is Still Much to Be Discovered

More than 70% of the Earth is made up of oceans, yet the underwater domain is the least known area of our planet. Even now, in the technologically advanced 21st century, only an estimated 10% of the ocean floor has been mapped in detail. There is still much to be discovered. The average depth of the world’s oceans is more than 3,600m. The deepest areas are found in oceanic trenches such as the Mariana Trench, which is located in the western Pacific Ocean, about 200km east of the Mariana Islands. At nearly 11,000m below the surface, it is believed to be the deepest point on Earth. At the other extreme is Mount Everest. Technically speaking, it is the highest point on Earth, reaching 8,848m above sea level, but if you start measuring fr... (read more)
Filter by subject