1 geography essentials notes

1 geography essentials notes - Essentials of Geography The...

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Unformatted text preview: Essentials of Geography The Science of Geography Earth Systems Concepts Location and Time on Earth Maps, Scales, and Projections Remote Sensing and GIS The Science of Geography Geography from geo Earth and graphein to write Geography is a method, not a body of knowledge holistic eclectic Geographers use spatial analysis Geographers use Earth systems science Geography is The science that studies the relationships among natural systems, geographic areas, society, cultural activities, and the interdependence of all of these over space . The Spheres: Four great Earth realms Lithosphere: outer-most solid layer of Earth Hydrosphere: includes oceans, glaciers, fresh water, ground water and gaseous vapor. Atmosphere: the gaseous layer that surrounds the Earth. Biosphere: area of all life! The shallow surface layer of Earth that supports nearly all life. Area of land and ocean surfaces where they contact the atmosphere . Life Layer Remote Sensing Active remote sensing Directs a beam of energy at a surface and analyzes energy reflected back. Ex. - radar, sonar Passive remote sensing Record energy radiated from a surface. Ex.- cameras Geographic Information Systems (GIS) GIS systems combine spatial and attribute data Maps can contain multiple data layers: Physical features Cultural features Layers can be added to create composite overlay Location and Time on Earth Latitude Longitude Great circles Prime Meridian and standard time Defining the grid...
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1 geography essentials notes - Essentials of Geography The...

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