Mr. Florida is the author of "The Rise of the Creative Class" and "The New Urban Crisis. " A video was circulating on social media last week, of what appeared to be an Iranian Shahed drone flying over the al-Mamzar beach in Dubai on March 8.

As this winter's frigid snap took up an extended residence over New York City, it presented the first urgent crisis for Zohran Mamdani's fledgling administration.