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The
Bentley Subglacial Trench is a vast
trench-Agriculture:Trenches have long been used to carry water. Trenches can be used for draining purposes, leading water away from a swamp or wetland that is to be dried out. Likewise they can be used for irrigation purposes, directing water into dry areas...
in
Antarctica| style="border-top:solid 1px #ccd2d9; padding:0.4em 1em 0.4em 0; vertical-align:top;" | 14,000,000 km
2 280,000 km
2 13,720,000 km
2 |-! style="border-top: solid 1px #ccd2d9; padding: 0.4em 1em 0.4em 0; vertical-align: top;...
, 80°S, 115°W. At 2,555 meters (8,327 ft) below
sea levelMean sea level is the average height of the ocean's surface ; used as a standard in reckoning land elevation.- Measurement :...
, it is the lowest point on the surface of the earth not covered by ocean, although it is covered by ice. Most people do not count it as the lowest point on land, since the ice makes it essentially subterranean. Also, if the ice melted, the area would be under water. The trench's size is similar to that of
MexicoThe United Mexican States , commonly known as Mexico , is a federal constitutional republic in North America. It is bordered on the north by the United States; on the south and west by the Pacific Ocean; on the southeast by Guatemala, Belize, and the Caribbean Sea; and on the east by the Gulf of...
.
The trench is named after
Charles BentleyCharles Bentley is an American glaciologist and geophysicist. He is a professor emeritus at the University of Wisconsin–Madison. Mount Bentley and the Bentley Subglacial Trench in Antarctica are named after him...
in 1961, who was the geophysicist and led the scientific expedition in Antarctica in 1957-58 that led to its discovery.
See also
- Extreme points of Antarctica
* The tallest Mountain in Antarctica is Vinson Massif rising 4,892 meters above sea level.* The lowest point in Antarctica is within the Bentley Subglacial Trench, which reaches 2,555 meters below sea level...
- Extreme points of the world
This is a list of lists of extreme points of Earth, the points that are farther north, south, east or west than any other locations on the landmasses, continents or countries.-Latitude and longitude :...