semidesert, wadi halfa, planitia, atbara, interplanetary dust, el minya, syrtis major, fezzan, tropopause, kara kum, damaraland, phyllosilicate, arid, equatorial, circumstellar, phreatic, turfan, wad medani, sennar, moonlike, southern, great rift valley, sahara desert, namib desert, northern, djanet, hydrosphere, desert, craton, scrublands, oort cloud, nyiragongo, galactic equator, tombouctou, laurasia, zagros mountains, meroe, eolian, meteoroids, aswan dam, lapilli, eridanus, jerba, pan troglodytes troglodytes, hamitic, mesosphere, coralline, cometary, pyroclastic, thar desert, planetesimal, mallee fowl, palaeo, sudd, aksum, jovian, aeolian, fossae, yarkand, massifs, geochronology, rubbly, metamorphic rock, meteorites, lateritic, annularity, evaporite, altai mountains, crater, airglow, bolide, tarantula nebula, quadrantid, merowe, sunbird, loess, volcanic, cumulus cloud, crustal plate, rifting, basaltic, foehn, galeras, driftless, himalaya mountains, ustyurt, triassic period, northeastwards, annular eclipse, exosphere, balkan peninsula, microfossil, comoro islands, superposed, marquesas islands, habile, neogene, magnetopause, cushitic, altocumulus, nejd, conodonts

soudan, sudan

desert