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This site describes flooding of the Red River, which crosses the United States/Canadian Border at the Minnesota-North Dakota Boundary. It has sections on dendrochronology, past floods, climate change and related publications. The site also links to many other geologic sites. Full description.
Grade level: College (13-14), College (15-16)
Resource type: Ref. material, Abstract / Summary
Subject: Climatology, Hydrology, Natural hazards
 
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This site provides basic information about factors commonly analyzed in water quality studies of drinking water, waste water and natural water. The factors are listed alphabetically with descriptions and explanations about what the results of measurements mean in environmental terms. Full description.
Grade level: College (13-14), College (15-16)
Resource type: Ref. material, Abstract / Summary
Subject: Environmental science, Hydrology
 
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Curricular Resource Lib. (CURL)    Browse collection