carnal. 1  pertaining to or characterized by the flesh or the body, its passions and appetites; sensual: carnal pleasures. 2  not spiritual; merely human; temporal; worldly: a man of secular, rather carnal, leanings.
Measuring the Greatest Ocean Depth. The Challenger Deep in the Mariana Trench is the deepest known point in Earth's oceans. In 2010 the United States Center for Coastal & Ocean Mapping measured the depth of the Challenger Deep at 10,994 meters (36,070 feet) below sea level with an estimated vertical accuracy of Â± 40 meters.
Alien Creatures of the Mariana Trench. The Mariana Trench is the deepest, darkest portion of the ocean. Its maximum-known depth is 10,911 meters, which is over 2000 meters deeper than Mount Everest is tall. Light only travels about 1000 meters into the ocean water, so more than 90% of the Mariana Trench exists in complete darkness.