I'm glad that 1) People are considering crazy things to help our nation/world and 2) We have scientists who temper the crazy. Innovation is what makes us great. Posing a question about something doesn't mean we'd do it, nor does it mean it's a good idea. It's just a question. Who knows what radical things we could do to affect the weather...
Not that I believe he wanted to nuke a storm. But I'd go with he might have asked about it.