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.
According to the EPA, 44 percent of assessed stream miles, 64 percent of lakes and 30 percent of bay and estuarine areas are not clean enough for fishing and swimming. The EPA also states that the most common contaminants in the United States are bacteria, mercury, phosphorus and nitrogen.arming water can also be harmful. The artificial warming of water is called thermal pollution. It can happen when a factory or power plant that is using water to cool its operations ends up discharging hot water. This makes the water hold less oxygen, which can kill fish and wildlife.