1. The World of Earth Science
Chapter 1
The World of Earth Science

2. I. Branches of Earth Science
A. Geology
The study of the origin, history, and structure of the Earth and the processes that shape the Earth

3. Careers in geology
1. Volcanologist – a geologist who studies volcanoes
2. Seismologist – a geologist who studies volcanoes
3. Paleontologist – a geologist who studies fossils

4. B. Oceanography
The scientific study of the sea

5. Careers in oceanography
1. physical oceanographers – study physical features such as waves and currents
2. biological oceanographers – study the plants and animals that live in the ocean
3. geological oceanographers – study and explore the ocean floor for clues to the Earth’s history

6. C. Meteorology
The study of the Earth’s atmosphere, especially in relation to weather and climate

7. D. Astronomy
The study of the universe
Astronomers study stars, asteroids, planets, and everything else in space

8. II. Special Branches of Earth Science
A. Environmental Science
The study of how humans interact with the environment
B. Ecology
The study of relationships between organisms and their surrounding
C. Geocehmistry
The study of rocks, minerals, and soils