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Growth/Decay: Human Cultures/Land Forms (1x14)

Data di messa in onda: Mar 13, 1980

Lisa sees a volcano that is almost ready to erupt. Marc demonstrates a model volcano. Trini joins a group of young archaeologists uncovering fossils along the Illinois River. ANIMATIONS: The moving rocks of Earth; one billion years of Earth change is compressed into 1¾ minutes. THE BLOODHOUND GANG: "The Case of the Missing Bloodhound, Part Two." Mr. Bloodhound has left behind another secret message for the gang, which leads them directly to the kidnappers.