https://bigpicture.ru/rejting-10-luchshix-gorodov-mira-dlya-prozhivaniya/https://www.education-medelle.com/articles/rejting-gorodov-po-kachestvu-zhizni.htmlhttps://ru.wikinews.org/wiki/%D0%A0%D0%B5%D0%B9%D1%82%D0%B8%D0%BD%D0%B3_Mercer_2019:_%D1%85%D1%83%D0%B4%D1%88%D0%B8%D0%B9_%D0%B8_%D0%BB%D1%83%D1%87%D1%88%D0%B8%D0%B9_%D0%B3%D0%BE%D1%80%D0%BE%D0%B4%D0%B0_%D0%B2_%D0%BC%D0%B8%D1%80%D0%B5_%D0%B4%D0%BB%D1%8F_%D0%BF%D1%80%D0%BE%D0%B6%D0%B8%D0%B2%D0%B0%D0%BD%D0%B8%D1%8Fhttps://tochka-mira.ru/blog/top-10-jekologicheskih-gorodov-mira/