A&O SCI 1Climate Change: From Puzzles to Policy
Atmospheric and Oceanic Sciences · 4 units · Undergraduate lower division (0-99)
Overview of fundamentals of Earth’s climate, including greenhouse effect, water and chemical cycles, outstanding features of atmospheric and ocean circulation, and feedback between different system components. Exciting and contentious scientific puzzles of climate system, including causes of ice ages, greenhouse warming, and el niño. Importance of climate science and prediction to society, with emphasis on science’s role in identifying, qualifying, and solving environmental problems such as ozone hole and greenhouse warming.
P/NP or letter grading.
When it runs
- Fall 2025
- Winter 2026
- Spring 2026
- Fall 2026
- Winter 2027
- Spring 2027
Scheduled, not typical — from UCLA’s Schedule of Classes, which publishes Fall 2025 through Spring 2027 and nothing before it.
Requisites
UCLA lists no requisites for this course.
Requires
Everything that has to come before this course, not just the courses named in the requisite above.
Nothing — this is an entry point.
Unlocks
What this course is a requisite for, and what those courses lead to in turn.
A&O SCI 1
- A&O SCI 1LClimate Change: From Puzzles to Policy—Laboratory
- A&O SCI 121Climate Mitigation Solutions
- GEOG 137Hope in the Face of Mass Extinctions
- A&O SCI 123Climate Adaptation Solutions
4 courses list this as a requisite. The whole downstream is here — 4 courses over 1 level. Every course here opens its own tree.