Description: Pre- requisite(s): CHEM 008A and CHEM 08LA or CHEM 08HA and CHEM 08HLA, CHEM 008B and CHEM 08LB or CHEM 08HB and CHEM 08HLB, or consent of instructor; ENSC 102 recommended. Structure of the troposphere and stratosphere; formation of atmos- pheric ozone; tropospheric NOx chemistry; methane oxidation cycle; phase distributions of chemicals; wet and dry deposition; chemistry of volatile organic compounds; formation of photochemical air pollution; modeling of air pollution and control strategies; stratospheric ozone depletion and global warming.