soiled frontier

Abstract/Description: Report on Oregon's solid waste disposal, pollution and air and water conditions, including sources of pollution in various sections of the state and the individual's responsibility.
Subject(s): n-us-or
Pollution -- Oregon
Refuse and refuse disposal -- Oregon
Air quality -- Oregon
Water quality -- Oregon
Environmental protection -- Oregon
Air quality
Environmental protection
Pollution
Refuse and refuse disposal
Water quality
Oregon
Date Issued: 1970