2. Choose the type of nursing school you want to attend. In California, there are three types of pre-licensure nursing programs, and two alternative routes to become a registered nurse: 1  Associate Degree in Nursing (ADN) - Takes 2-3 years.2  Offered at many community colleges. 3  Prepares you to provide registered nursing care in numerous settings.n California, there are three types of pre-licensure nursing programs, and two alternative routes to become a registered nurse: 1  Associate Degree in Nursing (ADN) - Takes 2-3 years. 2  Offered at many community colleges.
Question and answer. Water pollution in the United States and Canada is caused by a. acid rain. c. industrial wastes. b. runoff from agricultural chemicals. d. all of the above.
Thallium is not produced in the US. Approximately 4,500 lbs. of thallium and its compounds were reportedly imported in 1987. Man-made sources of thallium pollution are gaseous emission of cement factories, coal burning power plants, and metal sewers.