Global warning: The UN sounds the alarm on climate change

The UN has just released its annual report on how well the fight to slow climate change is going. It finds that efforts to reduce greenhouse-gas emissions are going from bad to worse. We also look at a surprising new lease on life for China’s regional dialects. And while people debate about the merits of Uber, one thing is clear -- it drives people to drink -- or so new research suggests. Want to weigh in on our podcasts? Please fill out our survey at economist.com/podsurvey. For information regarding your data privacy, visit acast.com/privacy