rahman sidi abdel proposed methodology location kosmas
environmental abdel desertification rahman quantitative sensitivity egypt sidi assessment northern coast area west
desertification sensitive summarized results
desertification map africa risk areas shows droughts where water desert clean sahel world most land agricultural erosion deserts caused sahara
desertification sensors oases gis morocco draa sensitivity
desertification desertificazione incendi nemico aggrediti siracusapress appello