b"November started out pretty normal for the Arctic. The sun had set for the season, temperatures were dropping, ice was growing rapidly. Winter was coming, right on schedule. And then, a few days ago, everything came screeching to a halt. Ice stopped forming. And then it actually started to melt, thanks to a sudden heat wave that blistered the region with temperatures 20 to 30 degrees Fahrenheit above average. For now, the mass of warm air doesn't appear to be going anywhere.\\nLearn more about your ad choices. Visit podcastchoices.com/adchoices"