Geology is a study that elucidates the history of the Earth.

It will take time to solve this problem.

He is working hard to figure out the mystery.

He is deeply interested in academic studies.

He is studying at the library every day.

The geology of this area is very unique.

He is interested in history.

Earth is one of the planets in the solar system.

He is a world-renowned geologist.

He is majoring in geology.