SFist: Climate scientists are all pretty well on board with the prediction that this coming winter is going to be a severe El Nio season. And for those who did not live in Northern California during the winter of '97/'98, that means we're in for some serious, non-stop rain, and a period of dreariness that will be the opposite of this shiny, sunny summer we just had. But now at least one scientist is linking El Nio to spikes in overall average temperatures around the globe, and suggesting that 2015 is...