the 3rd highest percentage of Earth's freshwater following ice sheets and glaciers
a boundary between saturated rock below and unsaturated rock above
controls the ease, or difficulty, of groundwater transmission through a porous material
a well in which water rises above the top of the aquifer without pumping
the icicle-like speleothem that grows down from the roof of a cavern
lies above the water table
a saturated, porous, and permeable layer or stratum
the volume of the voids or open space in a rock or unconsolidated material
unconfined water table
boundary between the aerated zone above and the saturated zone below
a hydrothermal vent that periodically or occasionally erupts a column of steam and hot water
a depression produced in a region where soluble rock has been removed by groundwater
the column-like form that grows upward fromt he floor of a cavern
a very large, thick mass of glacial ice flowing outward in all directions from one or more accumulation centers. the largest example is Antarctica
a deep crack in the brittle surface of a glacier
erosional features produced by valley/alpine glaciers
a depositional feature composed of till and only associated with continental glaciation, not with alpine glaciers
a stream valley, deepened by glacial erosion, that floods as sea level rises
wastage of a glacier that occurs when large pieces of ice breaks off into water. this process occurs where a glacier enters the sea
an erosional feature specifically produced by alpine glaciation
a smooth, tapering ridge of till; formed and shaped beneath a continental ice sheet
a ridge of till formed when lateral moraines from two coalescing valley glaciers join
depressions created when blocks of ice become lodged in glacial deposits and subsequently melt
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