Le ndatshana ka-December 2016 ka-Greg Gordon we-McClatchy News iyachaza, “I-US Environmental Protection Agency ithathe umthetho wokuthi ifune odokotela bamazinyo, abakwelapha ukubola kwamazinyo ngezinhlanganisela ze-mercury okuthumele ubuthi ezindleleni zomphakathi amashumi eminyaka, ukuze baqukathe ukukhishwa kwabo ekuqaleni kuka-2020.” Chofoza lapha ukuze ufunde yonke i-athikili.
