The Global Positioning System, originally NAVSTAR GPS, is a satellite-based radionavigation system owned by the United States government and operated by the United States Space Force. A Geographic Information System is a conceptualized framework that provides the ability to capture and analyze spatial and geographic data. GIS applications are computer-based tools, that allow the user to create interactive queries, analyze spatial information output, edit datum presented within maps, and visually share the results of these operations. (Wikipedia)

 

TOPOGRAPHIC MAP SKILLS (VID - ENGLISH)

  • Description : “How to understand and analyze topographic, or contour, maps to understand the 3-dimensional shape of a landscape”.

  • Author - copyright : Mike Sammartano

  • Reference : 19 January 2014

  • Hashtag : #maps,

Determining and Estimating Elevations on a Topographic Map (VID - ENGLISH)

  • Description : “A brief introduction to determining the exact or estimated elevation of a location on a topographic map.”.

  • Author - copyright : Mike Sammartano

  • Reference : 18 Octobre 2019

  • Hashtag : #topographicmap, #map, #elevation,

Calculating the Gradient of a Slope from a Topographic Map (VID - ENGLISH)

  • Description : “A brief introduction to the process of calculating the average gradient between two points on a topographic map”.

  • Author - copyright : Mike Sammartano

  • Reference : 23 Octobre 2019

  • Hashtag : #topographicmap, #map, #gradient,

 

DRAWing contour lines on a topographic map (VID - ENGLISH)

  • Description : “An introduction to creating a topographic map by drawing contour lines on an elevation field.”.

  • Author - copyright : Mike Sammartano

  • Reference : 18 October 2018

  • Hashtag : #maps, #elevation, #contourlines

GLOBAL POSITIONING SYSTEM (GPS) official US Website (LINK - ENGLISH - SPANISH - FRENCH - ARABIC - CHINESE)

  • Description : “A global public service brought to you by the U.S. government”.

  • Author - copyright : US Government

  • Reference :

  • Hashtag : #globalpositioningsystem, #gps,

Geographic information system (link - ENGLISH)

  • Description : “A geographic information system (GIS) is a computer system for capturing, storing, checking, and displaying data related to positions on Earth’s surface”.

  • Author - copyright : National Geographic

  • Reference :

  • Hashtag : #geographicinformationsystem, #gis,

Storing & Tracking Your Life Using GIS Technology (link - ENGLISH)

  • Description : “Collecting, storing and using information”.

  • Author - copyright : Cheryl Hanewicz - Utah Valley University

  • Reference : 7 July 2015

  • Hashtag : #geographicinformationsystem, #gis,