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Analysis of Land Cover Changes Occurred in Brazzaville between 2001 and 2012 Using Landsat Images

Journal: International Journal of Science and Research (IJSR) (Vol.3, No. 5)

Publication Date:

Authors : ; ; ;

Page : 90-93

Keywords : land use; land cover; supervised digital classification; significant changes; Landsat TM and ETM + image;

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The analysis of the land use and land cover changes has a great importance to obtain fundamental information for management and land use planning at different scales and environmental studies, natural hazards and disasters. An essential tool for pertinent results is satellite images providing on the same scale a greater number of data to assess the land use and land cover changes all over the years. From the comparison of classified Landsat images (TM and ETM+) it was obtained changes occurred between the years 2001 and 2011 for the city of Brazzaville. This research corresponds to the digital image processing and supervised digital classification, where it is shown the significant changes, using the values of observed and expected change between classes. One obtained maps of different kinds of land use and land cover for different periods, which produced a table of the dynamism of land use and land cover.

Last modified: 2014-07-01 18:21:27