Дворники вообще не убирают зеленые зоны...Источник:
http://xn--80aaaf9agbtgd4a3f4b.xn--p1ai/%d1%83%d0%b1%d0%b8%d1%80%d0%b0%d1%82%d1%8c-%d0%b3%d0%be%d1%80%d0%be%d0%b4-%d0%bd%d0%b5%d0%ba%d0%be%d0%bc%d1%83/
http://xn--80aaaf9agbtgd4a3f4b.xn--p1ai/%d1%83%d0%b1%d0%b8%d1%80%d0%b0%d1%82%d1%8c-%d0%b3%d0%be%d1%80%d0%be%d0%b4-%d0%bd%d0%b5%d0%ba%d0%be%d0%bc%d1%83/