“Our administration has tried to address improper recycling as an education issue,” said DaSilva. “The City of East Providence will be embarking in a much more rigorous enforcement effort to ensure ...

Where do pizza boxes go? What exactly is rigid plastic? How clean do empty jars need to be? Relax, experts say.

Sorting out answers at Staten Island’s giant paper pulp vat and the massive sifter in Brooklyn — including why seeing metal thrown in the trash makes one waste expert “weak in the knees.” ...