Escarpment

Escarpment:
A long cliff or steep slope separating two comparatively level or more gently sloping surfaces and resulting from erosion or faulting.

escarpment -- n. A steep or vertical cliff, either above or below sea level.
esker -- n. A ridge of glacial sediment deposited by a stream flowing in and under a melting glacier.

Niagara Escarpment Commission (NEC)
Area of Natural and Scientific Importance (ANSI)
MNR Wetlands ...

Also called an escarpment. Feedback Loop Process where the output of a system causes positive or negative changes to some measured component of the system.

August 21 - The British rock band The Rolling Stones kicks off their A Bigger Bang tour with a show in Fenway Park, Boston.
August 22 - A 4.1-kg (9-pound) meteorite crashes into the Dotito area of Zambezi Escarpment in Zimbabwe, ...

See also: Feature, Surface, Area, Map, Slope