Three major branches of earth science:

Meteorology
Geology
Oceanography

http://geology.com/articles/what-is-earth-science.shtml

You're absolutely correct! The three major branches of earth science are meteorology, geology, and oceanography. Let me explain each branch in more detail:

1. Meteorology: This branch focuses on the study of the Earth's atmosphere and weather. Meteorologists analyze and predict weather patterns, including temperature, air pressure, humidity, rainfall, and wind patterns. They use various tools and techniques such as weather satellites, radar systems, and computer models to gather data and make accurate weather forecasts.

2. Geology: Geology is the study of the Earth's solid materials, including rocks, minerals, and the processes that shape and change the Earth's crust. Geologists examine the formation of mountains, earthquakes, volcanoes, and the history of the Earth's changes over time. They use various methods such as geological surveys, rock sampling, and remote sensing to study the Earth's composition and understand its geological processes.

3. Oceanography: Oceanography is the study of the Earth's oceans, including their physical characteristics, marine life, and the interactions between the oceans and the atmosphere. Oceanographers explore various aspects such as ocean currents, tides, waves, marine ecosystems, and the distribution of marine organisms. They use specialized research vessels, satellites, and underwater instruments to collect data on water chemistry, temperature, salinity, and marine life.

Overall, these three branches of earth science provide us with a comprehensive understanding of different aspects of our planet, helping us to predict weather patterns, understand geological processes, and explore the vast mysteries of the oceans.