Studies features of the climate system and the basics of climate system dynamics. Subjects may include climate variability, radiation and heat budgets, atmospheric and ocean circulation systems, and the physics of climate change. Three lecture hours a week for one semester. Geological Sciences 387D and 391 (Topic: Climate System Science) may not both be counted. May not be substituted for any required geological sciences course. Prerequisite: Graduate standing and two semesters of calculus and one semester of physics.