The proximity to a desert region, where the average rainfall does not exceed more than 125 millimetres (4.9 in) annually, means that environmental conditions, including poor soil, does not provide adequate resources to economically sustain the local population.
临近沙漠地带，年均降雨量不超过125毫米（4.9 寸），环境状况，包括土壤贫瘠，不能为当地居民提供足够资源。