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Ice and Permafrost
7
Snow
7
RIVERS
5
Hydrology
4
Limnology and Potamology
4
*ICE
3
*ICE FORMATION
3
DAMS
3
*MISSOURI RIVER
2
ALPHANUMERIC DATA
2
ARMY CORPS OF ENGINEERS
2
CODING
2
GRAPHS
2
ICE
2
NAVIGATION
2
PENNSYLVANIA
2
RECORDS
2
RESERVOIRS
2
THICKNESS
2
VIDEO TAPES
2
WEST VIRGINIA
2
WINTER
2
*CHANNEL STABILIZATION STRUCTURES
1
*DESIGN GUIDANCE
1
*FLOODING
1
*ICE COVER
1
*ICE ISLANDS
1
*ICE JAMS
1
*ICE MECHANICS
1
*OBSERVATION
1
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