['   \n  \n "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" ', 'ਰੂਸ ਦੇ ਵਾਤਾਵਰਣ ਵਿੱਚ ਤਬਦੀਲੀ ਦੀ ਸਥਿਤੀ ਕਿੰਨੀ ਵੱਡੀ ਹੈ? \n ']