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GEOMATICS AREAS OF STUDY |
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The Source: NASA |
REMOTE SENSING is the science and art of obtaining information about Earth phenomenon without physical contact. This may be done through the photographic process, electro-optical sensors or other instruments. Platforms for these sensors may be on the ground, in the air or in space.
In Geomatics, remote sensing is used a support tool for gathering data about a place. It may be used to collect primary data or for updates. There are many things that can only be detected through remote sensing while in other cases, remote sensing is simply a more efficient way of collecting data than doing it from the ground.
Sensors used include film-based cameras, digital cameras, multi-spectral scanners, thermal infrared radiometers, radar, sonar, LiDAR and IfSAR.
Applications of remote sensing include: land use/land cover mapping, forest inventories, wildlife habitat mapping, soils mapping, wetland mapping, topographic mapping, deformation analysis, deforestation analysis, urban planning and geological mapping, to name a few examples. |
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Last updated: 2/22/08 - Comments and suggestions
welcome - webmaster |
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