Haboob of Eastern Washington, almost always leading to an impact with the city of Spokane. If the storms are strong enough, they can reach as far east as Post Falls and Moscow, in North Idaho. Global dust storms on Mars have been compared to haboobs on Earth. Haboob A haboob () is a type of intense dust storm carried on an atmospheric gravity current, also known as a weather front. Haboobs occur regularly in dry land area regions throughout the world. During thunderstorm formation, winds move in a direction opposite to the storm's travel, and they move from all directions into
Volcanic desert Volcanic desert A volcanic desert is an area devoid of vegetation because of volcanic activity. Usually the term is applied to larger areas such as the Highlands of Iceland, the Rangipo Desert in New Zealand or Cordón Caulle in Chile. Occasionally the term is used for relatively small regions such as the Kaʻū Desert on the island of Hawai'i. Volcanic deserts may have enough precipitation to sustain vegetation, but due to repeated covering of tephra and acid rain after eruptions and high percolation and infiltration rates of water, vegetation is scarce. In addition to this volcanic desert shows often poor