Though relatively small in size, they can lift and circulate dust particles ... including around tall volcanoes like Olympus Mons and near the poles. Two key types are observed—the aphelion cloud belt ...

The highest volcano in the world is Cerro Ojos del Salado. It is a stratovolcano in South America’s Central Volcanic Zone, reaching an impressive 6893 meters above sea level (or at least above ...