Individual #earth_science__earthscience  any of the sciences that deal with the earth or its parts
  instance of:  #natural_science
  >part:  #geology  a science that deals with the history of the earth as recorded in rocks
     >part:  #hypsography  the scientific study of the earth's configuration above sea level (emphasizing the measurement of land altitudes relative to sea level)
     >part:  #paleogeology__palaeogeology  the study of geologic features once at the surface of the earth but now buried beneath rocks
     >part:  #geophysics__geophysical_science  geology that uses physical principles to study properties of the earth
        >part:  #geomorphology__morphology  the branch of geology that studies the characteristics and configuration and evolution of rocks and land forms
           >part:  #plate_tectonics__platetectonic__tectonic  the branch of geology studying the folding and faulting of the earth's crust
           >part:  #petrology  the branch of geology that studies rocks: their origin and formation and composition
        >part:  #meteorology  science dealing with phenomena of the atmosphere; especially weather processes and weather forecasting
           >part:  #climatology  meteorology of climates and their phenomena
              >part:  #bioclimatology  the study of effects of climate on living organisms
           >part:  #aerology  meteorology of the total extent of the atmosphere; especially the upper layers
        >part:  #hydrology  the branch of geology that studies water on the earth and in the atmosphere: its distribution and uses and conservation
        >part:  #seismology  the branch of geology that studies earthquakes
        >part:  #volcanology__vulcanology  the branch of geology that studies volcanoes
        >part:  #magnetics__magnetic__magnetism  the branch of science that studies magnetism
        >part:  #geodesy  the branch of geology that studies the shape of the earth and the determination of the exact position of geographical points
     >part:  #orology__orography  the science of mountains
     >part:  #mineralogy  the branch of geology that studies minerals: their structure and properties and the ways of distinguishing them
     >part:  #spelaeology__speleology  the scientific study of caves
     >part:  #economic_geology  the branch of geology that deals with economically valuable geological materials
        >part:  #petroleum_geology__petroleumgeology  the branch of economic geology that deals with the occurrence and exploitation of oil and gas fields
        >part:  #mining_geology  the branch of economic geology that deals with the applications of geology to mining
  >part:  #oceanography  the branch of science dealing with physical and biological aspects of the oceans
     >part:  #hydrography  the science of the measurement and description and mapping of the surface waters of the earth with special reference to navigation
  >part:  #limnology  the scientific study of bodies of fresh water for their biological and physical and geological properties
  >part:  #geography__geographics__geographic  study of the earth's surface; includes people's responses to topography and climate and soil and vegetation
     >part:  #physical_geography__physiography  the study of physical features of the earth's surface
     >part:  #topography.geography  precise detailed study of the surface features of a region
     >part:  #economic_geography  the branch of geography concerned with the production and distribution of commodities

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