These career ladders, developed by state, federal, county, and college personnel, have been designed to enable postsecondary students to prepare for entrance into environmental health occupations at a level commensurate with their abilities where they will be capable of meaningful contributions and can obtain advanced standing in employment. Program descriptions are provided for: (1) environmental aide, a 12-month course for the pre-community college, high school graduate which includes field work, basic skills, laboratory skills, and academic development, (2) associate degree program in chemical technology or environmental science, and (3) baccalaureate program in environmental sciences technology, which is designed to enable the community college graduate in environmental science to continue to specialize. Course outlines, consisting of main topics, number of lecture periods, objectives, and other information, are provided for the environmental aide and associate degree programs, while prerequisite and completion credits are listed for the baccalaureate program. A bibliography is included. (SB)