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Troubled Waters DLESE Reviewed Collection
In this activity, students explore the influences of different parameters on the environmental quality of a river system. They will run a computer model of a river system, interpret graphs, and adjust model parameters such as wind speed, sewage load, and other variables to determine their effects on water quality. For teachers, there are additional background materials, teaching tips, evaluation methods, and links to national standards.
Intended for grade levels:
  • Middle (6-8)
  • High (9-12)
Type of resource:
  • For the classroom:
    • Classroom activity
    • Computer activity
  • Environmental science
  • Hydrology
Technical requirements:
No specific technical requirements, just a browser required
Cost / Copyright:
No cost
Copyright 2001, Team North Carolina, The Shodor Education Foundation.
DLESE Catalog ID: DWEL-000-000-000-454
Educational standards:
  • National Science Education Standards (NSES):
    • 9-12:
      • F - Science in personal / social perspectives:
        • Environmental quality
  • National Geography Standards:
    • Environment and society:
      • The changes that occur in the meaning, use, distribution, and importance of resources
Resource contact / Creator / Publisher:
Author: John Farmer
Middle School Science and Mathematics, Eastern North Carolina School for the Deaf