7/31/2023 0 Comments Sand dune![]() ![]() The study has trialed a change detection technique which uses a Cross-Tabulation module to compare two available Landsat TM images over the Rigboland sand sea. Determining the rate and direction of the sand sea movements is critical for specifying which lands should be prioritized and quickly protected. The objective of this study is to demonstrate encroachments of the Rigboland sand sea, central Iran, in its different directions and variable magnitude rates. In some areas where various land uses have been engulfed by aeolian sand dunes, desertification is clear, but in other less settled areas, it may not be so obvious. ![]() Early studies on sand dune movement and desertification in Iran have not always been convincingly demonstrated because of problems with the field-based measurements.
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