2014
DOI: 10.1590/s0044-59672014000200004 View full text |Buy / Rent full text
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Abstract: Land cover changes over time as a result of human activity. Nowadays deforestation may be considered one of the main environmental problems. The objective of this study was to identify and characterize changes to forest cover in Venezuela between [2005][2006][2007][2008][2009][2010]. Two maps of deforestation hot spots were generated on the basis of MODIS data, one using digital techniques and the other by means of direct visual interpretation by experts. These maps were validated against Landsat ETM+ images. … Show more

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