Running Water and Groundwater
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- The Water Cycle
Information from NASA about Earth's water cycle.
- Fluvial Landforms
This online lecture, from the University of British Columbia, provides illustrated information about the types of landforms that result from stream processes.
- Virtual River
The two interactive activities at this website are designed to help you learn about river discharge, flooding, and flood frequency. Each activity requires you to make careful observations and measurements, do simple calculations, and answer questions about your work.
- Geologic Work of Streams
This University of Wisconsin website provides good background information about sediment transport, erosion, deposition, and stream work.
- Streamflow and Fluvial Processes
This website, from University of British Columbia at Okanagan, provides great background information about rivers, their process, and their landforms.
- Drainage Patterns
This website, from the University of Wisconsin, provides an illustrated discussion of various types of drainage patterns.
- NOAA Flood Monitor
This website has extensive information about floods, including forecasts, maps, fact sheets, emergency preparedness information, and more.
- Floods: Recurrence Intervals and 100-Year Floods
Supplementary material from the U.S. Geological Survey (USGS) helps you understand recurrence intervals and what is meant by a 100-year flood.
- Natural Hazards—Floods
An interactive map featuring current flood conditions for each state and region of the U.S.
This website, from Environment Canada, provides great background information about groundwater, groundwater use, groundwater pollution, and more.
- Water Use in the US
This U.S. Geological Survey (USGS) website provides extensive information about water use in the United States.
- Groundwater Information Pages
This USGS website presents links to information on a variety of topics related to groundwater, including background material, data and information, karst, and more.
This website, from Watersheds.org, provides background information about karst and karst topography. Also featured are photographs and movies illustrating karst processes and sinkholes.
- Water Pollution and Society
This website, from the University of Michigan, provides a great introduction to types and sources of water pollution.
- Land Subsidence
Basic background information about human-caused subsidence.