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Digital Library for Earth System Education
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Water Systems
Water cycle concepts and basics including the distribution of water on the planet in oceans, rivers and lakes, glaciers and atmosphere. Defines basic terms: states of water, evaporation, transpiration, condensation, precipitation, melting. Good illustrations, maps and photos. Excellent list itemizes human uses and impacts on water and the water cycle. Links to more detailed references are provided, case studies illustrate current concerns and issues in Ontario, Canada.
Intended for grade levels:
  • Intermediate (3-5)
  • Middle (6-8)
Type of resource:
  • Text:
    • Ref. material
  • Ecology
  • Environmental science
  • Hydrology
Technical requirements:
No specific technical requirements, just a browser required
Cost / Copyright:
No cost
Copyright and other use information is unknown. Please consult the resource directly for the latest information.
DLESE Catalog ID: BRIDGE-1384
Resource contact / Creator / Publisher:
Publisher: bj's science