When states is desert, including the sonoran desert of south f most of the sonoran desert. sandy areas like the algodones dune field in fig. 14.3 are present but limited. this is the location where star wars producers filmed desert scenes of the film's planet tatooine. most people think of dry lands and deserts, they imagine hot sandy landscapes most of the southwestern united ern california and arizona. however, rocky landscapes are typical 1. notice the sand dunes of the algoudones dune field in fig. 143 why do you thinkheafeansguning om the dunes? 2. winds in the algodones dune field can reach velocities up to 60 mph. this can create hazardous conditions and the need for maintenance on the canal and interstate highway 8 what would be the hazard and what maintenance would be needed periodically on the canal and interstate highway 8 as a result of the hazard? 3. this region is managed by the u. s. bureau of land management as the imperial sand dunes recreation area. portions of the dunes are available for operating off-road vehicles. what effect do you think the operation of off-road vehicles here would have on plant growth and the hazards you described above? the border between the mojave desert and the great basin desert. analyze the images of the death death valley is along valley region in figs. 14.8-14.10 atainous slopes occur on both the east and west sides of death valley. there is almost no soil or vegetation on the slopes. a heavy rain falls on them. describe what you think conditions would be like in the bedrock canyons on these mountain slopes when 2. notice the alluvial fans and bajadas that form at the base of the bedrock canyons along the mountain fronts in figs.14.9 and 14.10. explain how you think these landforms were formed. water sometimes flows into the valley from the mountains. death valley is a closed basin, meaning that water has no way to drain from it. it is also the hottest and driest place in north america. when there is water on the floor of the valley, it is alkaline to salty and not potable (drinkable). how do you think the water gets so alkaline and salty? 3. notice that there is little, if any, standing water in death valley on a typical day, even though you can see evidence that . suppose you could walk down to the white patches on the floor of death valley in fig. 14.9 and examine them. predict what materials and conditions you would find there 38