Climate change 21 hours ago NYC, Houston among most polluting cities, new data suggests Cities in Asia and the United States emit the most pollutants that contribute to climate change, according to new data released at COP29. US & World Videos 0:37 Ex-Abercrombie CEO arrested on sex trafficking-related charges 9:07 Selena Gomez and Benny Blanco's sweetest moments 2:13 Real-life ‘Karate Kid' meets his inspiration 2:12 What to expect in court as Trump faces 2020 election charges in DC 0:54 Parents can start helping teenagers to build a financial foundation at home without spending
