Earth science explores the nature of earth, sea and sky as it relates to our world's eco-systems.
These studies are used to understand how changes on earth affect humans as well as how humans are affecting the earth. Emphasizing concepts of earth processes, geology provides a way to understand our planet as an integrated network of physical and biological systems. Geology is the study of the physical processes, past and present, which create our planet. With these resources, geologist work at reconstructing the physical history of the earth and try and gain insight into how these various processes could affect the future of our planet. General geology explores the nature of earth, sea and sky as they combine to created the global ecosystems.