Here are some specific names for people who study different aspects of the Earth:

* Geologists: Study the Earth's physical structure, composition, and processes, including rocks, minerals, and the formation of mountains and continents.

* Oceanographers: Study the oceans, including their physical properties, chemical composition, and marine life.

* Meteorologists: Study the atmosphere and weather patterns.

* Climatologists: Study long-term weather patterns and climate change.

* Geophysicists: Study the Earth's physical properties, including its magnetic field, gravity, and seismic waves.

* Hydrologists: Study water and its movement within the Earth's systems.

* Soil scientists: Study the formation, composition, and properties of soil.

* Paleontologists: Study fossils and the history of life on Earth.

There are many other branches of Earth science, each with its own specialists.