University of Nebraska-Lincoln geologist Duane Eversoll, author of the book "Nebraska Landslides," has spent years tracking and cataloging landslides in the state – including where they’re most prevalent and how they can be prevented or mitigated. He has recorded more than 300 landslides but says it’s likely there have been many more.  During one research period, from 1981-2002, landslides caused an estimated $4.6 million in costs.

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