Alarmists have already moved their snake oil show to Phoenix, claiming that it never flooded there before.
This picture was the Ash Avenue Bridge in 1914, with Tempe Butte in the background.
I lived in Scottsdale in 1980. and had to commute across the Salt River to Tempe. The 1980 flood put more water in the Salt River than was in the Mississippi River, and washed out every bridge except for the Mill Avenue Bridge. It was a two hour commute each way.
This was the 1993 flood
This was the 1966 flood
If a climate expert says something, you can be 97% sure it isn’t true.