“Much like driving, going by bus from Phoenix to Tucson doesn’t get that much quicker.” Doulas said other ideas include widening the current Valley to Tucson freeway: Interstate 10.

Haboob is an Arabic word for a violent dust or sandstorm. They form when cold downdrafts from thunderstorms slam into the hot desert floor, spreading out in all directions. This rush of air can stir ...

A monsoon storm fronted by a massive wall of dust bowled through the Phoenix area on Aug. 25, knocking out power to thousands and delaying flights.