This post was originally published on this site
https://npr.brightspotcdn.com/dims3/default/strip/false/crop/4309x2424 0 225/resize/1400/quality/100/format/jpeg/?url=http://npr-brightspot.s3.amazonaws.com/03/0f/3fff4d534f1d81f417cbc04bb08f/gettyimages-2149712100.jpgNegotiations over a U.N. treaty to cut plastics have been bogged down. Environmental groups blame the oil and gas industry.