National Geographic
National Geographic: Mapping u.s. Watersheds
Students will identify and explore major rivers and watersheds in the United States.
Geographypods
Geographypods:freshwater: Issues and Conflicts: Competing Demands for Freshwater
This learning module examines conflicting demands for fresh water around the world. It looks at the water resources that are available, water scarcity, and local and international conflicts over water. Specific cases are explored,...