It was Bob Dylan who famously said that you don't need a weatherman to know which way the wind blows. In the summer of 2012, you don't need a weatherman to know it's hot out there. Heck, just open your front door. As someone who's lived in New Orleans my entire life, I've seen some of the worst that summer has to offer -- August nights when the streets of the French Quarter feel like a hot steaming bathtub. That said, it's shocking to look at a weather map and see 107 degrees in St. Louis or triple-digits in the Upper Northwest -- not to mention the heartbreaking wildfires burning through the Rocky Mountains. When you see such weather extremes, it's hard not think that the climatologists who've been warning us about man-made global warming are right on the money. It's not that we haven't seen heat waves before, but the higher record highs, taking place more often, have to what climate change would look like, right? Indeed, experts on the subject say evidence of global warming is exactly what we're seeing:
"This is what global warming looks like at the regional or personal level," said Jonathan Overpeck, professor ...
