A view of the Stikine River near Wrangell and Petersburg. (Courtesy Cindi Lagoudakis) A geologist who has studied Southeast Alaska’s rocks and minerals for decades is creating a new geologic map of ...
One of The Museum of Northern Arizona’s current exhibits spotlights the famous Grand Canyon Dragon Map created by George Billingsly, and others, and evaluates its history and ongoing impact on ...
Arizona is subject to a wide array of geologic hazards. That includes flooding, debris flows or mudslides, landslides, gradual land sinking (called subsidence) and earth fissures, swelling and ...
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