Flashcards - Earth's Fresh Water

Flashcards - Earth's Fresh Water
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Wetlands
A wetland is a land area that is saturated with water, either permanently or seasonally, such that it takes on the characteristics of a distinct ecosystem
drainage divide
A drainage divide, water divide, divide, ridgeline, watershed, water parting, or height of land, is the line that separates neighbouring drainage basins
streamflow
Streamflow, or channel runoff, is the flow of water in streams, rivers, and other channels, and is a major element of the water cycle
unconformities
An unconformity is a buried erosional or non-depositional surface separating two rock masses or strata of different ages, indicating that sediment deposition was not continuous
meanders
A meander, in general, is a bend in a sinuous watercourse or river
river
A river is a natural flowing watercourse, usually freshwater, flowing towards an ocean, sea, lake or another river
ice age
An ice age is a period of long-term reduction in the temperature of Earth's surface and atmosphere, resulting in the presence or expansion of continental and polar ice sheets and alpine glaciers
erosion
In earth science, erosion is the action of surface processes that remove soil, rock, or dissolved material from one location on the Earth's crust, then transport it away to another location

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