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9 Cards in this Set
- Front
- Back
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flood frequency curve
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graph of stream stage or discharge as a function of recurrence interval
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nitrogen fixation
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the process by which nitrogen is taken from its relatively inert molecular N2 to nitrogen compound. occurs in nitrogen cycle
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biocarbonate
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is HCO3. It is product of chemical weathering.
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base cation
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an ion with a net positive charge
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hydrolic gradient
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is the difference in hydrolic head between two points divided by the distance between them
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melt water stream
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is constructed form glacial ice.
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Darcy's Law
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V=k/n (change in h)/change in l
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hydrolic productivity
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is the permeability of the material
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till
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is sediment deposited from melting of ice. Till is characteristically angular and poorly sorted
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