Completion of first-year requirements, with no mark in these principal courses below 60%, including:
1.0 course: Biology 1001A and Biology 1002B or Biology 1201A and Biology 1202B;
1.0 course: Chemistry 1301A/B and Chemistry 1302A/B or the former Chemistry 1100A/B and the former Chemistry 1200B;
0.5 course from: Environmental Science 1021F/G; or a 1000-level 0.5 course in Geography; Earth Sciences 1022A/B, Earth Sciences 1023A/B, Earth Sciences 1070A/B, Earth Sciences 1081A/B; Physics 1028A/B, Physics 1029A/B, Physics 1301A/B, Physics 1302A/B, Physics 1401A/B, Physics 1402A/B, Physics 1501A/B or Physics 1502A/B;
1.0 course from: Calculus 1000A/B or Calculus 1500A/B, Calculus 1301A/B or Calculus 1501A/B; Mathematics 1225A/B, Mathematics 1228A/B, Mathematics 1229A/B or Mathematics 1600A/B; Statistical Sciences 1024A/B; Applied Mathematics 1201A/B; the former Calculus 1100A/B.
0.5 course: Biology 2483A/B.
0.5 course: Chemistry 2210A/B.
1.0 course: Environmental Science 3300F/G, Environmental Science 3350F/G.
0.5 course: Biology 2244A/B or Statistical Sciences 2244A/B. Students may substitute Psychology 2810 for this 0.5 course, and if so, the module will be 9.5 courses.
0.5 course: Geography 2220A/B (strongly recommended) or a Geography half-course from the Environmental Science Course List.
0.5 course at the 2000-level from Earth Sciences courses in the Environmental Physical Science Courses List.
0.5 course from: Environmental Science 4949F/G, Environmental Science 4970F/G, Biology 4230A/B, Biology 4405A/B, Biology 4410F/G, Biology 4412F/G, Earth Sciences 4431A/B, Earth Sciences 4440A/B.
2.5 additional courses from the Environmental Science Course List, including at least 0.5 course from each of the 3 subject areas.
2.5 additional courses at the 3000 level or above from: Environmental Science 4970F/G or the Environmental Science Course List.
Note: Students should plan the module taking into account prerequisites of senior courses.