HOUSTON—The message on the signs at the recycling drop-off site here was clear, and warmly welcomed by area residents who visited on a recent autumn Saturday to stuff bags of plastic waste into large green metal containers. “All plastic, all numbers, all symbols,” proclaims one sign at the recycling site in Houston’s suburban Kingwood community, … Continue reading Dumped, Not Recycled? Electronic Tracking Raises Questions About Houston’s Drive to Repurpose a Full Range of Plastics