You know what I always dreamed of? That with the greenhouse effect, one day Estonia can be what L.A. is right now. I always thought when the end of the world comes, I want to be in Estonia. I think then I'd survive.
Trust your gut instinct over spreadsheets. There are too many variables in the real world that you simply can't put into a spreadsheet. Spreadsheets spit out results from your inexact assumptions and give you a false sense of security. In most cases, your heart and gut are still your best guide.