During one sampling trip they notice that the measures they are monitoring have begun to change. The students and scientists must work together to determine where the pollution in coming from. Return to Rochester This video, based upon an actual situation in Rochester, NY in 1968, shows how physicians, scientists and student volunteers come together to determine why children in some of the neighborhoods are showing signs of lead poisoning and how they can prevent it. The demolition of a school reveals a time capsule with information about archeological treasures in an area nearby. Students work together to plan a camping trip to find an ancient petroglyph.
Students present reports on exotic pest plants, plants that repel insects and insect invasion.
Videos to extend each episode and a video teacher's guide are expected to be completed by the end of 1996.