In the 1970s, acid rain was one of the most serious environmental threats in North America and Europe. The air was so laden with pollution from coal power plants and cars at the time that it turned ...

“The recent rain and snowfall are a welcome reprieve from the drought we have been experiencing,” Rebecca Tepper, the state’s secretary of energy and environment, said in a statement Friday.

Phoenix had seen almost no rain since August, so Friday's storm was a welcome sight. It just isn't enough to end the drought.