Topics in Environmental Science is a variable credit (1-3 credits), self-paced, independent study course. Students earn from one to three academic credits through personal study, research, and writing assignments specific to questions set forth in student-selected Topics. There are many topics from which students choose. In each assignment, students are required to answer questions and develop a 'Works Cited' section. Academic credit is earned as follows: one credit for each completed assignment reflecting purposeful well-written answers to technical questions together with a well-researched 'Works Cited' section.