Travel Document Systems
Tds: Sweden: People
Statistics about the people of Sweden. Information is from the U.S. State Dept. Background Notes.
PBS
Pbs Teachers:nordic Sagas: Radioactive Reindeer
Demonstrate how soil absorbs radioactivity by simulating the absorption of the radioactive isotope from the Chernobyl disaster into the lichen of Scandinavia. Use a chart to figure out the half-life of the isotope.