https://e.vnexpress.net/news/news/traffic/hanoi-makes-buses-free-for-a-year-as-it-opens-vietnam-s-first-low-emission-zone-5092225.html">
https://vcdn1-english.vnecdn.net/2026/07/01/vungzone1782829932758617828308-7742-8963-1782897857.jpg?w=900&h=0&q=100&dpr=1&fit=crop&s=e4LGqkEMq3K9SKh5csxnxg" />Hanoi began implementing a traffic management plan from July 1 to support the first-phase pilot of a low-emission zone (LEZ) within Ring Road 1, aiming to reduce vehicle emissions while promoting public transport and green mobility.