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Adjunct Sites
Adjunct Sites are independent Web sites the Idaho Geological Survey supports as part of its mission to further the knowledge of Idaho's geology and to enhance earth science education in the state.


Promotes and coordinates the geologic study of the Proterozoic Belt Supergroup of the United States and the equivalent Purcell Supergroup of Canada

Ice Age Floods Institute

A nonprofit organization committed to telling the story of the cataclysmic floods that swept across the Pacific Northwest