200: Introduction to Environmental Sciences. 0-3-3. Basic laws, principles and issues related to the causes, effect and controls of environmental problems. Man-environment interaction.

300: Agricultural Pollution. 0-3-3. Preq., PLSC 202. Study of various agricultural practices as they relate to the causes and solutions to environmental impact of agriculture on the air, water, and soil.

310: Soil Science. 0-3-3. Preq., CHEM 100, 101, 102. A general study of soil science, emphasizing the relation of soil properties and processes to plant growth. Also listed as PLSC 310.

311: Soil Science Laboratory. 3-0-1. Preq. or Coreq., ENSC 310. Laboratory exercises to elaborate fundamental principles of soil properties, soil testing, and soil survey reports. Also listed as PLSC 311.

313: Ecology. 4 1/4-2-3. Preq., BISC 124, 125. An overview of the interactions of plants, animals, and non-living factors as they influence individuals, populations, communities, and ecosystems.

400: Environmental Science Seminar. 0-1-1(3). Reviews, reports, and discussions of current problems relating to environmental science.

401: Sanitary Microbiology. 3-2-3. Microbiology of water and sewage.

421: Epidemiology. 0-3-3. Methods of data collection and analysis to determine the frequency, distribution and cause of disease and/or injury in human and non-human populations.

422: Occupational Health and Safety. 0-3-3. The design and implementation of occupational health and safety services to including fitness-to-work evaluations, health monitoring, hazard evaluation and response to emergencies involving hazardous substances. (G)

446: Instrumentation. 3-2-3. Preq. 12 hours of BISC or CHEM. Emphasizes the operational theory, use, and maintenance of instruments appropriate to biological investigation through didactic and laboratory exercises.

456: Environmental Chemistry. 0-3-3. Preq., one year of college chemistry and junior standing. Chemical principles that regulate and affect the environment. (G)

458: Environmental Law. 0-3-3. Preq., BISC 120, 121, or approval of instructor. A review and analysis of state and federal laws, conventions, and international treaties that influence natural resource management. (G)

477: Cooperative Education Work Experience. 1-6 hours credit (9). (Pass/Fail). On site, supervised, structured work experiences located within a 100 mile radius of Ruston. Application and supervision fee required.

478: Cooperative Education Work Experience. 1-6 hours credit (9). (Pass/Fail). On site, supervised, structured work experiences located within a 101-200 mile radius of Ruston. Application and supervision fee required.

479: Cooperative Education Work Experience. 1-6 hours credit (9). (Pass/Fail). On site, supervised, structured work experiences located beyond a 201 mile radius of Ruston. Application and supervision fee required.