Water resources management in Chile users have to be clearly distinguished from the pricing of water resources. See:Water tariffs in Chile Chile is characterized by irregular distribution of rainfall totals among three distinct climate regions: the Atacama Desert in the northern region, the temperate and Mediterranean central region, and the cold and rainy southern region. The dry Atacama Desert region receives an average of 44.5 mm of precipitation annually while the southern regions receive 3000 mm of annual precipitation on average. According to FAO, average annual precipitation is 1,522 mm with an annual volume of 1,152 km. From this total volume, 884 km will runoff
Tourism in the Arab world Deserts reign in most of northern Africa where the Sahara exists, the world's hottest desert where some of the sand dunes can reach 180 metres (590 ft) in height. The Arabian Peninsula is mainly covered by a range of deserts: the Nefud in the north, which is a stony desert; the Rub' Al-Khali or "Great Arabian Desert" in the south, and between them, the Dahna desert. In contrast, the Arab World boasts some of the highest mountain ranges in both Africa and Asia. The Atlas Mountains rise from the northern Sahara to peak of 4,167 m before cascading east towards