This book explores these and many other related subjects. This book will be of great value to expert witnesses in liability suits resulting from flood, erosion, landslide, mudslide, or other types of natural hazard-related damage. It clearly explains the needs of an expert, the relationship of the expert to the client and the attorney, the challenges to face, and the proper orientation as an expert. Through a variety of case studies, the book illustrates investigative techniques, case and data presentation to prove "reasonableness" or "unreasonableness" of conduct and "causation." Adequacy of emergency procedures for evacuation and street closures in an area designed for and designated as a retention basin Necessity of the purchase or condemnation of flood-threatened properties due to partial blockage of a canyon by a previous landslide Widsom of providing qualified and objective engineering and geologic input to the land use planning in environmentally hazardous areas