1. Geology
2. Oceanography
3. Meteorology
4. Astronomy
These fields investigate different aspects of the Earth, including its composition, structure, and processes, as well as the atmosphere, hydrosphere, and biosphere.
Geology is the study of the Earth's solid features and the processes that shape them. It includes the study of rocks, minerals, and fossils, as well as the structure of the Earth's crust and the forces that move it.
Oceanography is the study of the oceans, including their physical, chemical, and biological characteristics. It includes the study of ocean currents, waves, tides, and marine life, as well as the impact of human activities on the oceans.
Meteorology is the study of the atmosphere, including its composition, structure, and processes. It includes the study of weather patterns, climate change, and the impact of human activities on the atmosphere.
Astronomy is the study of celestial objects, including stars, planets, galaxies, and other space phenomena. It includes the study of the origins and evolution of the universe, the search for extraterrestrial life, and the exploration of space.
