Introduces Earth's atmosphere. Topics include: atmospheric structure and composition, solar radiation and energy balances, temperature, seasonal changes, atmospheric moisture, clouds and fog, precipitation, air pressure, winds, air masses and fronts, cyclones, weather forecasting, and climate and climate change. CAB GE B1, CSU GE B1, IGETC 5A. GEOG 3 + GEOG 3L = C-ID GEOG 130