Fig. 1From: Drought and desertification in Moroccan Pre-Sahara, Draa valleys: exploring from the perspective of young peopleLocalization of Middle Draa Valley (a) in Morocco showing the Ternata Oasis (b), with the vegetation-cover in 1973 (c) and 2011 (d). Images c & d from USGS (U.S Geology survey) land sat imagesBack to article page