PBS
Pbs Teachers:china's Top Water Issues
Investigate some of the most pressing water-related issues in China with this interactive map. Discover various viewpoints on topics such as dam construction, river flooding, sewage treatment and industrial pollution.
ClassFlow
Class Flow: National Geographic Survey
[Free Registration/Login Required] How much do you know about the world around us? Questions provided by National Geographic Survey. http://www.nationalgeographic.com/roper2006/findings.html