It All Starts Here – The Wisconsin Geological and Natural History Survey (#18930)
Focuses on the collection of the WI Geological and Natural History Survey which details the history of the earth in Wisconsin. The WGNHS “Library” is comprised of huge rocks to fist-sized samples, core samples, cuttings and mine maps. The program discusses the importance of the collection, the work of the scientists who query the collection and its value in helping to solve ground water problems and other geological issues. (2005) - DVD (13:00)