Earth Science
6 courses · Santa Ana College · 2026-2027 Catalog
Classes: Fall 2026 · Spring 2027
ERTH 110 Planet Earth: Introduction to Earth Science
- Units
- 3
- Hours
- 54 Lecture
- Transfers to
- CSU, UC
- C-ID
- GEOL 120
This introductory course surveys the major fields of earth science including geology, astronomy, oceanography and meteorology. The course will provide students with a comprehensive overview of the dynamic and interconnected systems that shape our planet and how changes in any aspect of the atmosphere, oceans, or on land effect all other areas. Not open to students who are enrolled, or have credit in Geology 101 or Geography 101. Optional half-day field trip.
ERTH 110H Planet Earth: Honors Introduction to Earth Science
- Units
- 3
- Hours
- 54 Lecture
- Prerequisite
- A college GPA or high school GPA for first term college students of 3.0 or higher
- Transfers to
- CSU, UC
- C-ID
- GEOL 120
This introductory course surveys the major fields of earth science including geology, astronomy, oceanography and meteorology. The course will provide students with a comprehensive overview of the dynamic and interconnected systems that shape our planet and how changes in any aspect of the atmosphere, oceans, or on land effect all other areas. Optional half-day field trip. Not open to students who are enrolled, or have credit in Geology 101 or Geography 101.
ERTH 115 Earth Science for Educators
- Units
- 4
- Hours
- 54 Lecture, 54 Lab
- Transfers to
- CSU, UC
The study of the dynamic forces shaping the earth, including its oceans and atmosphere. This class is open to all majors but is oriented towards enhancing the earth science knowledge of future teachers. Also includes an introduction to the solar system. Half-day field trip required. Not open to students who are enrolled or have credit in Earth Science 110, Geology 101, or Geography 101.
ERTH 125 Introduction to Climate Science
- Units
- 3
- Hours
- 54 Lecture
- Transfers to
- CSU, UC
This course provides an overview of the Earth's climate system, exploring the scientific principles that govern climate and the various factors that influence it. Topics include the atmospheric composition, energy balance, natural and human-induced climate variability, and the role of oceans, ice, and land surfaces in the climate system. Students will examine the evidence for climate change, its impacts on ecosystems and human societies, and the strategies for mitigation and adaptation. The course emphasizes the application of climate science to current environmental issues and policy decisions.
ERTH 150 Introduction to Oceanography
- Units
- 3
- Hours
- 54 Lecture
- Transfers to
- CSU, UC
Introductory study of the ocean and its topography, sediments, circulation, shoreline processes, biological productivity, and mineral resources. Optional Field Trip (Same as GEOL 150)
ERTH 150H Honors Introduction to Oceanography
- Units
- 3
- Hours
- 54 Lecture
- Prerequisite
- A college GPA or high school GPA for first term college students of 3.0 or higher
- Transfers to
- CSU, UC
Enriched and intensive study of the ocean's topography, sediments, circulation, shoreline processes, biological productivity, and mineral resources. Optional Field Trip. (Same as GEOL 150H)