earth science

any of the sciences that deal with the earth or its parts

• geology — a science that deals with the history of the earth as recorded in rocks
• oceanography — the branch of science dealing with physical and biological aspects of the oceans
• limnology — the scientific study of bodies of fresh water for their biological and physical and geological properties
• geography, geographics — study of the earth's surface; includes people's responses to topography and climate and soil and vegetation

• natural science — the sciences involved in the study of the physical world and its phenomena