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(156)
glaciers
,
ice sheets
,
glacier elevation/ice sheet elevation
...
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(1134)
rivers/streams
,
lakes
,
wetlands
...
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(285)
aquifers
,
water table
,
groundwater chemistry
...
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(574)
water temperature
,
contaminants
,
oxygen
...
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(456)
snow cover
,
snow depth
,
ice extent
...
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