Global Environmental Change During the Quaternary Credit Hours: 3 Chronology and geomorphic, isotopic, and palynological evidence of Quaternary paleoclimates. The effects of past climatic changes upon present landscapes, historic short-term fluctuations in temperature and precipitation, and possible explanations for climatic change are emphasized. Find Instructors / Syllabi on the UGA Bulletin Semester Offered: Fall Spring Course Type: ATSC Level: Graduate Undergraduate