Although this includes mountains, rocks, and natural forces (such as earthquakes and volcanic eruptions), geology is also the study of fossils, minerals, and the processes of weathering and erosion.
(this; includes; mountains, rocks, and natural forces (such as earthquakes and volcanic eruptions) (geology; is also; the study of fossils, minerals, and the processes of weathering and erosion)
this geology
includes is also
mountains, rocks, and natural forces (such as earthquakes and volcanic eruptions
the study of fossils, minerals, and the processes of weathering and erosion