A guide for field identification of bankfull stage in the western United States. Bankfull stage is often difficult to identify in the field. This video discusses key steps and demonstrates techniques that can be used to consistently identify the bankfull level for a variety of different streams and rivers in the western United States. 63.1 N5 Video Hoover Dam. The dramatic story of how an ambitious, hard-driving engineer turned a ragtag army of unemployed into the nation's most celebrated workforce.
Features archival footage and photographs, including interviews with witnesses and historians.
Originally produced as a segment of the television program, The American Experience. Environmental harmony at home. The film's main character, Harmony, shows how to preserve Mother Earth and protect children, adults, and animals from common chemical hazards around the home. Environmental harmony in business. It shows how to safely handle hazardous chemicals to prevent harm to people, animals, and the Dine lands and waters.