NOAA
Noaa: The Great Usa Flood of 1993
Interesting abstract about the flood that hit the Midwest in 1993, one of the worst floods in United States History. Find out why the flood occurred, the damage, maps of the damage, charts, graphs, and statistics.
US National Archives
Docsteach: Lewis & Clark's Expedition to the Complex West
This activity can be used as an introduction or for a closer study of the Lewis & Clark Expedition. Students will learn that the United States purchased the Louisiana Territory in 1803 and President Thomas Jefferson sent Lewis and...
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,...